Беспроводной домофон, домофон для дома, дверной звонок с поддержкой двухстороннего Интерком, профессиональное проникновение

1. Install the battery: Outdoor-bell is power supplied by 4pcs alkaline battery, easy to replace the battery, indoor-bell is power supplied by rechargeable Li-ion battery.
2. Long standby time: long standby time for outdoor-bell up to six months
3. Big and adjustable speaker, clear voice, can be used as mobile interphone.
1. Long wireless distance up to 200M
2. Easily installed with tape on the wall
3. Outdoor-bell pair with indoor-bell by learning its code, 1 outdoor-bell can paired with N indoor-bells and no interference each other.
Power mode: AAA dry battery
Power supply voltage: 5 (V)
Type: wireless door bell
size:100*60*14.8mm
Material:ABS
colour:gray
Package Contents:
2 * Intercom doorbell(1 outdoor-bell and 1indoor-bells)
1 * USB Charging Cable
Only the above package content, other products are not included.
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.