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TM-BTD-11
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TransmeIoT
Sound options: 38 songs selected
Volumn Band: 4 (Loud-middle-low-silence)
Material: ABS
Color: Write Black Gold Silver
Rated Voltage: AC110V/220V~
Operating RF: 433.92MHz
Button life: >100,000 times on/off
Range more than 150 meters
Accessory: Sticker,Screw,Use manual
