Small PIR Infrared Motion Sensor Audio Player Shop Store Entrance Welcome Alarm Doobell with USB Cable, Download MP3 Files Freely

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Waytronic
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Small PIR Infrared Motion Sensor Audio Player Shop Store Entrance Welcome Alarm Doobell with USB Cable, Download MP3 Files Freely
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Waytronic Microsound V22 #ad - Power-off memory function. Play modes: single play, sequential play. Audio files can be replaced by yourself. Two levels volume for option, small or maximum. Human body induction, induction range within 4 meters. Parameters: power supply: 3 aaa batteries or usb power,  dc3v~ 5v working current: sleep mode ≤100ua; playing mode ≤130ma audio format: MP3, Bit Rate: 8~320Kbps Audio Output Power: 8Ω/1W Infrared Induction Range: ≤4m120°angle How to update audio files?  Convert the voice into MP3 format.
Create a special door entrance greeting. Features:  MP3 audio format. Open that removable disk, then copy files to this disk. Built in 32Mbit4MByte flash memory. Note: before copying, delete all Manufacturer's files frist, then copy your own files to this device. Audio files will playback automatically after the PIR sensor detects people.
Small PIR Infrared Motion Sensor Audio Player Shop Store Entrance Welcome Alarm Doobell with USB Cable, Download MP3 Files Freely #ad - Update audio as many times as you wish by downloading MP3 files from computer. Infrared body induction, wide induction range, up to 4 meters. Two power supply modes: 3 x AAA Batteries or DC5V Power Adapter. Wide application, such as shop welcome doorbell, audible alarm, voice reminder. Audible security alarm.
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