109DC Two-way High-definition Wired Intercom Doorphone

1. Intercom doorphone for double rooms
2. Operation distance 200m 2 connected
3. DIY easy to install
4. Energy saving and no current
5. Consumption while not work
6. Clear communication via
7. Powered by 4 x AA batteries(not included)
8. Product material: ABS
9. Product size: 21.5x9x6.4cm