※Operating range:up to 500ft/150 m long,no interference with other devices in your home or neighborhood.
※Service Life:Ultra-low power consumption,environmentally friendly and durable,IP55 dustproof and Waterproof.
※Different ringtones:there are 58 different ringtones with 4 levels of adjustable volume(high/medium/low),and 4 different illumination modes.
※Safety:The wireless doorbell is made of the ABS material that's Non-toxic,heat resistant and low temperature resistant.
※Brand:focus on doorbell for decades, to provide you with high-quality products.