New 2.4GHz Wireless Recharged Audio Door Phone Intercom System Secure Interphone Handsets for home, warehouse, office
High Quality wireless indoor intercom99 handsetsextendable 2-way interphone
Wireless audio intercom system can support 100 persons intercommunicating at most.
2. Using public frequency.
3. Air transfer rate: 256K .
4. Transmitting Power: < 18dBm, Receive Sensitivity: <-100 .
5. Strong anti-jamming capability .
6. Panel with 10 number buttons, a call button and two indicator lights: power indicator light (red), operating indicator light (green).
7. With coding, Giving code, ID setting functions.
8. DC5V,or Li-ion battery power supply, Standby Current:3.5mA, Work current:400mA.
9. Communication distance: about 1-8 floors in building.