Reminder escalators, welcome, a bank ATM machine voice prompts, Subway voice ..

SmartSound body sensors voice prompts Profile is a use of infrared body sensors, pyroelectric sensor technology principle of human activity information. When a person enters the sensing range, the information will be able to accurately identify, detect, and passive sensing of human activities. It seems a cat's eye, will not rely on the light, even in the dark environment, but also stable and reliable work, overcome the lack of light sensor. "SmartSound body sensors voice prompts" belongs to our SmartSound family of one. This series of products are supported by a powerful DIY function, the user can choose according to the specific requirements of parts using the occasion. "SmartSound body sensors voice prompts," a major feature of this product that is mature body induction technology, the detection of the human body through to, you can send tips, alerts, and other greeting speech at the first time, according to different applications, switch to a different voice at any time, to play the effect of different needs. SmartSound body sensors voice prompts can be used in exhibition halls, subway stations, elevators, gated prompts, automatic loudspeaker and other occasions. For more information on installation and configuration of your use of this product, please read this manual carefully. ? 2 Features using infrared sensor technology;? Inductive sensors have a broad field of vision;? Product Support DIY, functions and accessories can be customized;? Inductor can rotate around 60 °, easily change to a different sensor area;? Voice content can be to freely change depending on the needs of users;? down memory function;? support play WAV, MP3 format audio files;? support external TF card up to 4GB capacity of FAT / FAT32 format;? support USB cable connected directly to the computer, eliminating the need for a dedicated reader;? to confirm the address read mode voice files using storage order;? three adjustable volume;? Built-in 2W amplifier circuit to ensure that your voice loud sounds;? lower sleep power consumption, long Standby;? built-in automatic charging circuit; electrical parameters of power supply DC5V power supply 3.7V lithium battery 节 3 1.5V AAA batteries Working current standby state, insert TF card, lithium battery ≤65uA playback mode, insert TF card, lithium battery ≤200mA charging current ≤710mA audio formats MP3 bit rate: 8 ~ 320Kbps WAV Sampling rate: 8K, 12K, 16K, 24K, 32K, 44.1K audio output power 8Ω / 2W (typical) infrared sensing range ≤5 meters (120 ° Perspective)