Cheap intercom doorbell, Buy Quality voice intercom directly from China intercom wireless doorbell Suppliers: DB102G wireless voice intercom doorbell mobile interphone doorbell ergonomic design wireless connection
Features:Outdoor-bell is power supplied by 4pcs alkaline battery(not included), easy to replace the battery, indoor-bell is power supplied by rechargeable Li-ion battery.Low power consumption, long standby time for outdoor-bell up to six months.Big and adjustable speaker, clear voice, can be used as mobile inter phone.Long wireless distance up to 300m.Easily installed with 3M tape on the wall.Outdoor-bell pair with indoor-bell by learning its code, 1 outdoor-bell can paired with N indoor-bells and no interference each other.Specifications:Indoor-bell:Power supply: built-in rechargeable Li-ion batteryTransmission distance: 50-100m(without any obstacle)Work time: 48 hoursWireless frequency: 467.6375 mhzWorking temperature: -20 ~ +55Outdoor-bell:Power supply: 4 x AAA Battery(not included)Transmission distance: 300m (without any obstacle)Work time: 6 monthsWireless frequency: 467.6375 mhzWorking temperature: -20 ~ +55Net weight: approx. 55gGross weight: approx. 150gProduct size: approx. 100*60*15mm/3.93*2.36*0.59\\\'\\\