Working voltage AC 100~250V 50/60HZ
Working frequency 433.92MHz
Standby power consumption 0.25W
Music: 38 tracks Volume: 4 levels (including mute)
Controllable volume 0~90dB
Receiving distance>200 meters (actual distance may vary depending on obstacles and environment)
Receiver operating temperature -10 ° C~+45 ° C
Working temperature -20 ° C~+60 ° C
Battery waterproof level IP44 waterproof level
No battery required, press to generate electricity