US$ 151.00
The transmitter is installed outside the door
Peace of Mind: Equipped with high-sensitivity pressure sensors
You can customize different ringtones for different recipients
size:55*52*25cm
Smart Bluetooth Speaker Color:Black The transmitter is installed outsideContinuous playback time: 6 hours Sensitivity: (Induced Voltage) 40mv Continuous playback time: 6 hours Battery capacity: 750mA Channel: Mono Speaker output power: 3W Input power: DC 5V 500mA Signal to noise ratio: 80dB Power plug specifications: MICRO USB Distortion: <3% Maximum volume: 93% Optional colors: black, white, blue Specification 127 * 90 * 83 (mm) Product weight: 260g!
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