The outdoor bell is powered by four alkaline batteries, which are easy to replace. The indoor bell is powered by rechargeable lithium-ion batteries.
Low power consumption, outdoor bell standby time up to six months. The loudspeaker is large and adjustable, with clear voice, which can be used as a mobile phone interphone.
300m long wireless distance, can be easily installed on the wall with 3M tape.
By learning the matching of outdoor bell and indoor bell.
.Description:
Product Category:Intercom doorbell
Outdoor bell power supply: 4 * alkaline battery
Indoor doorbell power: USB cable link
Working temperature: - 20-55 degrees
Wireless distance: 300m (without obstacles) 50-100m (with obstacles)
Wireless frequency: 467.6375m Hz
Material: ABS
Size: 100 * 60 * 14.8mm
Working time: 6 months for outdoor electric bell
Packing list:
1 * outdoor bell
1 * indoor bell
1 * user manual
Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
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