English 
I. Household electronic appliances for entertainment and Audio-visual purposes (Meeting audio-visual needs)
This type of appliance is the core of home entertainment, conveying information and pleasure through sound and images, covering the two core scenarios of "listening" and "seeing", and gradually upgrading from traditional single-machine devices to intelligent and interconnected ones.
Audio products (focusing on "auditory experience")
1. Radio
Core functions It plays radio programs (news, music, opera, etc.) by receiving radio waves. It is divided into traditional desktop (with large-sized speakers, rich sound quality, suitable for fixed use in living rooms or bedrooms) and portable pocket-sized (small in size, battery-powered, suitable for the elderly to do morning exercises and carry outdoors). Some modern models have added "Bluetooth playback" and "USB card insertion" functions. Local audio files can be played.
Applicable scenarios: Elderly People's Daily information acquisition and leisure music listening. Emergency scenarios (such as listening to weather forecasts and emergency broadcasts during power outages); Users who pursue a "retro auditory experience".
Core value: No network required, it can be used relying on radio signals, and the operation is simple (mostly rotary knob console adjustment). It is a low-threshold and highly practical auditory device.
Tape recorder (including voice recorder)
Traditional tape recorders: In the early days, they used magnetic tapes as the storage medium and could record radio programs, human voices (such as home recordings and study recordings), and also play tape music. Currently, they are gradually being replaced by digital products and are only used in retro collections and specific nostalgic scenarios.
Modern voice recorders: Upgraded to digital storage (built-in memory/card insertion), supporting high-definition recording (lossless audio quality), noise reduction function (filtering ambient noise), voice-to-text (for some smart models), and reduced in size to pen or card shape, with extremely high portability.
Applicable scenarios: student classroom recording, workplace meeting minutes, journalist interviews, music enthusiasts recording live audio. The core advantages are "long battery life (single recording can last for 10-20 hours) and strong concealment".
2. Video products (focusing on "visual + auditory dual experience")
Television:
Core functions It has been upgraded from the early "CRT picture tube TV" (thick and small in size) to "LCD TV" and "organic light-emitting TV (OLED)", supporting 4K/8K ultra-high-definition resolution, HDR dynamic range (more delicate picture brightness and darkness), and intelligent systems (online video viewing platform, APP installation, voice control). Some high-end models come with a "game mode" (low latency, compatible with game consoles) and "Zone dimming" (enhancing dark field details).
Applicable scenarios: Family group movie-watching, TV series following, children watching animations, connecting to game consoles (such as PS, Xbox) for entertainment. It is the "visual core" of the living room, with sizes ranging from 32 inches (bedroom) to over 100 inches (living room giant screen), suitable for different space sizes.
Core value: Upgraded from "single reception of TV signals" to "intelligent entertainment terminal", it can be linked with other smart devices in the home (such as projecting mobile phone content and controlling smart home appliances), becoming an important carrier of family interaction.
Video recorder (including digital video recorder)
Traditional video recorders: In the early days, they were "VCD/DVD players", which played videos through discs and could be connected to a TV for use. They were once the main device for home viewing. Currently, due to the popularity of streaming media platforms, they have gradually withdrawn from the mainstream, but they are still used to play existing discs and retro audio-visual collections.
Modern digital video recorders: mainly "Hard disk video recorders (DVR)" and "Network video recorders (NVR)", are primarily used for home security (in conjunction with surveillance cameras to record surveillance footage) or professional scenarios (such as local storage after home video editing). Some home-use models support "remote viewing of recordings via mobile phones", balancing security and convenience.
Ii. Household Electronic Appliances for Information Processing and Computing (Assisting Efficient Living)
This type of appliance focuses on "data computing, information storage, and transaction processing", evolving from "single computing" to "multi-scenario interconnection", and has become an "auxiliary tool" for the efficient operation of families.
1. Calculator
Core functions: The basic model supports operations such as addition, subtraction, multiplication, division, percentage, and square root. Advanced models (such as scientific calculators) support trigonometric functions, logarithms, and equation solving. They are suitable for students' studies (mathematical and physical calculations), daily family life (shopping and accounting, budget planning), and workplace office work (financial statistics).
Features: Compact in size (pocket-sized or desktop), long battery life (button batteries can last for 1-2 years), intuitive operation (clear keys, no learning cost required), it is a "low technical threshold and high practicality" computing tool that has not yet been completely replaced by mobile phones (with greater convenience and concentration in operation).
2. Home electronic computers (i.e. home computers, including desktops, laptops and all-in-one computers)
Core functions: Integrating "information processing, document editing, web browsing, audio-visual entertainment, and game interaction", the desktop computer focuses on "high performance" (suitable for gaming, video editing, multitasking, and hardware can be upgraded independently). Notebooks focus on "portability" (suitable for mobile use at home, such as working in the living room or watching TV series in the bedroom). All-in-one computers focus on "simplicity and space-saving" (the main unit and screen are integrated, suitable for small-sized apartments, with a simple appearance).
Applicable scenarios: Students' online learning, home office work (document processing, video conferencing), audio-visual creation (photo editing, short video editing), heavy gaming and entertainment. Modern home computers can also serve as "home data centers", storing family assets such as photos and videos, or connecting with smart home devices (such as controlling lights and air conditioners through a computer).
Core value: Upgraded from a "single tool" to a "family information hub", it is the core device for connecting the outside world (network), handling family affairs, and meeting personalized needs.
Iii. Household Electronic Appliances for Leisure and Interaction (Focusing on Personal/Family Entertainment)
This type of equipment takes "fun and interactivity" as its core, mainly serving personal leisure, children's enlightenment and family interaction. Its form has upgraded from "single-player games" to "intelligent interaction".
Electronic toys
Core type
Traditional electronic toys: such as electronic pets (feeding and interacting through buttons, simulating the growth of pets), electronic game consoles (such as handheld consoles and card-inserting game consoles, with built-in simple games like Tetris and racing), and electronic building blocks (achieving lighting and sound effects through assembly, enlightening children's logical thinking).
Modern intelligent electronic toys: such as programmed robots (controlling robot movements through graphical programming to cultivate children's programming thinking), AR interactive toys (combining mobile phone apps to integrate virtual avatars with real scenes, such as AR picture books and AR building blocks), and intelligent remote control toys (such as remote control cars and drones, supporting mobile phone control and real-time image transmission).
Applicable scenarios: Children's early childhood education (exercising hands-on ability and logical thinking), personal leisure (playing simple games during fragmented time), family interaction (parents and children operating programming toys and remote control toys together).
Core values: Balancing "entertainment" and "education", it has upgraded from merely "playing" to "learning while playing". Especially modern smart electronic toys have become an important carrier for children to get in touch with technology and cultivate their interests.
Iv. Core Development Trends and Usage Suggestions of Household Electronic Appliances
1. Development trend
Intelligence: An increasing number of products are equipped with intelligent systems, supporting voice control (such as smart TVS and smart speakers) and online interaction (such as computer-linked smart home devices and electronic toys connected to apps), making operation more convenient.
Integration: Functions are gradually merging, such as "smart TVS that combine audio and game console functions" and "laptops that meet both office and entertainment needs", reducing the number of devices and saving home space.
Lightweight: Smaller in size and lighter in weight, such as portable voice recorders, ultra-thin laptops, and mini calculators, suitable for "mobile" home usage scenarios.
2. Usage suggestions
Scene matching: Select devices based on needs, such as traditional radios for the elderly to listen to the radio, smart programming toys for children's early education, and large-sized smart TVS for families to watch movies, to avoid "excessive functions" or "insufficient functions".
Safe use: When using electronic devices, pay attention to electrical safety (such as avoiding long-term plugging in and keeping away from water sources). When children use electronic toys, parents should guide them to control the time reasonably and avoid addiction. Computers and voice recorders that store important data are recommended to be backed up regularly to prevent data loss.
Maintenance and care: Regularly clean the surface of the equipment (for example, wipe the TV screen with a special cleaning cloth and remove the dust from the computer keyboard), avoid damp and high-temperature environments (for example, do not place calculators and voice recorders in bathrooms or kitchens), and extend the service life of the equipment.
I. Household electronic appliances for entertainment and Audio-visual purposes (Meeting audio-visual needs)
This type of appliance is the core of home entertainment, conveying information and pleasure through sound and images, covering the two core scenarios of "listening" and "seeing", and gradually upgrading from traditional single-machine devices to intelligent and interconnected ones.
Audio products (focusing on "auditory experience")
1. Radio
Core functions It plays radio programs (news, music, opera, etc.) by receiving radio waves. It is divided into traditional desktop (with large-sized speakers, rich sound quality, suitable for fixed use in living rooms or bedrooms) and portable pocket-sized (small in size, battery-powered, suitable for the elderly to do morning exercises and carry outdoors). Some modern models have added "Bluetooth playback" and "USB card insertion" functions. Local audio files can be played.
Applicable scenarios: Elderly People's Daily information acquisition and leisure music listening. Emergency scenarios (such as listening to weather forecasts and emergency broadcasts during power outages); Users who pursue a "retro auditory experience".
Core value: No network required, it can be used relying on radio signals, and the operation is simple (mostly rotary knob console adjustment). It is a low-threshold and highly practical auditory device.
Tape recorder (including voice recorder)
Traditional tape recorders: In the early days, they used magnetic tapes as the storage medium and could record radio programs, human voices (such as home recordings and study recordings), and also play tape music. Currently, they are gradually being replaced by digital products and are only used in retro collections and specific nostalgic scenarios.
Modern voice recorders: Upgraded to digital storage (built-in memory/card insertion), supporting high-definition recording (lossless audio quality), noise reduction function (filtering ambient noise), voice-to-text (for some smart models), and reduced in size to pen or card shape, with extremely high portability.
Applicable scenarios: student classroom recording, workplace meeting minutes, journalist interviews, music enthusiasts recording live audio. The core advantages are "long battery life (single recording can last for 10-20 hours) and strong concealment".
2. Video products (focusing on "visual + auditory dual experience")
Television:
Core functions It has been upgraded from the early "CRT picture tube TV" (thick and small in size) to "LCD TV" and "organic light-emitting TV (OLED)", supporting 4K/8K ultra-high-definition resolution, HDR dynamic range (more delicate picture brightness and darkness), and intelligent systems (online video viewing platform, APP installation, voice control). Some high-end models come with a "game mode" (low latency, compatible with game consoles) and "Zone dimming" (enhancing dark field details).
Applicable scenarios: Family group movie-watching, TV series following, children watching animations, connecting to game consoles (such as PS, Xbox) for entertainment. It is the "visual core" of the living room, with sizes ranging from 32 inches (bedroom) to over 100 inches (living room giant screen), suitable for different space sizes.
Core value: Upgraded from "single reception of TV signals" to "intelligent entertainment terminal", it can be linked with other smart devices in the home (such as projecting mobile phone content and controlling smart home appliances), becoming an important carrier of family interaction.
Video recorder (including digital video recorder)
Traditional video recorders: In the early days, they were "VCD/DVD players", which played videos through discs and could be connected to a TV for use. They were once the main device for home viewing. Currently, due to the popularity of streaming media platforms, they have gradually withdrawn from the mainstream, but they are still used to play existing discs and retro audio-visual collections.
Modern digital video recorders: mainly "Hard disk video recorders (DVR)" and "Network video recorders (NVR)", are primarily used for home security (in conjunction with surveillance cameras to record surveillance footage) or professional scenarios (such as local storage after home video editing). Some home-use models support "remote viewing of recordings via mobile phones", balancing security and convenience.
Ii. Household Electronic Appliances for Information Processing and Computing (Assisting Efficient Living)
This type of appliance focuses on "data computing, information storage, and transaction processing", evolving from "single computing" to "multi-scenario interconnection", and has become an "auxiliary tool" for the efficient operation of families.
1. Calculator
Core functions: The basic model supports operations such as addition, subtraction, multiplication, division, percentage, and square root. Advanced models (such as scientific calculators) support trigonometric functions, logarithms, and equation solving. They are suitable for students' studies (mathematical and physical calculations), daily family life (shopping and accounting, budget planning), and workplace office work (financial statistics).
Features: Compact in size (pocket-sized or desktop), long battery life (button batteries can last for 1-2 years), intuitive operation (clear keys, no learning cost required), it is a "low technical threshold and high practicality" computing tool that has not yet been completely replaced by mobile phones (with greater convenience and concentration in operation).
2. Home electronic computers (i.e. home computers, including desktops, laptops and all-in-one computers)
Core functions: Integrating "information processing, document editing, web browsing, audio-visual entertainment, and game interaction", the desktop computer focuses on "high performance" (suitable for gaming, video editing, multitasking, and hardware can be upgraded independently). Notebooks focus on "portability" (suitable for mobile use at home, such as working in the living room or watching TV series in the bedroom). All-in-one computers focus on "simplicity and space-saving" (the main unit and screen are integrated, suitable for small-sized apartments, with a simple appearance).
Applicable scenarios: Students' online learning, home office work (document processing, video conferencing), audio-visual creation (photo editing, short video editing), heavy gaming and entertainment. Modern home computers can also serve as "home data centers", storing family assets such as photos and videos, or connecting with smart home devices (such as controlling lights and air conditioners through a computer).
Core value: Upgraded from a "single tool" to a "family information hub", it is the core device for connecting the outside world (network), handling family affairs, and meeting personalized needs.
Iii. Household Electronic Appliances for Leisure and Interaction (Focusing on Personal/Family Entertainment)
This type of equipment takes "fun and interactivity" as its core, mainly serving personal leisure, children's enlightenment and family interaction. Its form has upgraded from "single-player games" to "intelligent interaction".
Electronic toys
Core type
Traditional electronic toys: such as electronic pets (feeding and interacting through buttons, simulating the growth of pets), electronic game consoles (such as handheld consoles and card-inserting game consoles, with built-in simple games like Tetris and racing), and electronic building blocks (achieving lighting and sound effects through assembly, enlightening children's logical thinking).
Modern intelligent electronic toys: such as programmed robots (controlling robot movements through graphical programming to cultivate children's programming thinking), AR interactive toys (combining mobile phone apps to integrate virtual avatars with real scenes, such as AR picture books and AR building blocks), and intelligent remote control toys (such as remote control cars and drones, supporting mobile phone control and real-time image transmission).
Applicable scenarios: Children's early childhood education (exercising hands-on ability and logical thinking), personal leisure (playing simple games during fragmented time), family interaction (parents and children operating programming toys and remote control toys together).
Core values: Balancing "entertainment" and "education", it has upgraded from merely "playing" to "learning while playing". Especially modern smart electronic toys have become an important carrier for children to get in touch with technology and cultivate their interests.
Iv. Core Development Trends and Usage Suggestions of Household Electronic Appliances
1. Development trend
Intelligence: An increasing number of products are equipped with intelligent systems, supporting voice control (such as smart TVS and smart speakers) and online interaction (such as computer-linked smart home devices and electronic toys connected to apps), making operation more convenient.
Integration: Functions are gradually merging, such as "smart TVS that combine audio and game console functions" and "laptops that meet both office and entertainment needs", reducing the number of devices and saving home space.
Lightweight: Smaller in size and lighter in weight, such as portable voice recorders, ultra-thin laptops, and mini calculators, suitable for "mobile" home usage scenarios.
2. Usage suggestions
Scene matching: Select devices based on needs, such as traditional radios for the elderly to listen to the radio, smart programming toys for children's early education, and large-sized smart TVS for families to watch movies, to avoid "excessive functions" or "insufficient functions".
Safe use: When using electronic devices, pay attention to electrical safety (such as avoiding long-term plugging in and keeping away from water sources). When children use electronic toys, parents should guide them to control the time reasonably and avoid addiction. Computers and voice recorders that store important data are recommended to be backed up regularly to prevent data loss.
Maintenance and care: Regularly clean the surface of the equipment (for example, wipe the TV screen with a special cleaning cloth and remove the dust from the computer keyboard), avoid damp and high-temperature environments (for example, do not place calculators and voice recorders in bathrooms or kitchens), and extend the service life of the equipment.
