Wuloo Intercoms Wireless for Home 1 Mile Range 22 Channel 100 Digital Code Display Screen, Wireless Intercom System for Home House Business Office, Room to Room Intercom Communication

Specifications
Long Rang: 1 Mile (3280 Feet)
Multi-Channel: 01 - 22 Channel
Monitor Time: 10 Hours (Automatically disconnect in 10 hours)
Frequency Range: 462 - 468 MHz
Digital Code: 00 - 99
Power Port: AC adapter 5V - 1A
Size: 6.4 * 4.3 * 1.6 inch

Note:
This set can be expanded communication stations without limit.

Features
1. Added display and power switch, make it easier to use.
2 display of wireless intercom will be always bright on standby, it can be used as a luminous lamp.
3 wireless intercom system has power button will reduce unnecessary distractions when not in use.
4e is clear and loud enough to make you pay attention.
5's convenience for you to call in groups or talk privately with other intercom.
6 can take it anywhere since this intercom can be used with power bank.
7 wireless intercom is convenient for office which you can communicate with various departments on different floors.
8's great as housewarming gift for your friends or families who move to a new home.

Related Issues
1ot talk to other intercom
Check the both intercom if is on the same channel code;
Wait for other users to finished talking.
2ot receive response
Determine whether your intercom is a designated channel or in Monitor. If you're a monitor, they can't get your message, please press any key to exit before communicating.
3. Static noise and bad signal
Change channel code or adjust the locations of the intercoms for better reception and transmission.