Audio door phone for office house
USD $95 - $125 /Piece
Min.Order:100 Pieces
Dongguan Ta-Rf Security Electronic Technology Co., Ltd.
Audio door phone for office house
Product Features
1. Wireless audio intercom system can support 100 persons intercommunicating at most.
2.Using 2.4G ISM public frequency: 2402~2479MHz
3. Air transfer rate: 250K
4.Transmitting Power: < 20dBm(<100mw), Receive Sensitivity: <-100
5.AFH technology, 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.AC110/220V,or Li-ion battery power supply, Standby Current: 6.5MA, Work current:70MA
9.Communication distance: more than 300 meters at open land.
Operation
Charge
Connect the plug to power source.
Standby status
Standby status: the intercom always in the receiving signal status, light indicator flashes 4 seconds per time.
Calling intercom
A: Dail the ID number of the intercom you want to call, then press CALL button, RED light bright and enter calling status.
B:If there is no signal, the calling intercom will sound “di..” 4 times to show no signal and then end calling.
C:In the situation of calling intercom receiving feedback signal from called intercom:
1). If no answer, it will sound “Du…” 15 times and auto stop. But called intercom can answer the call within one minute. If no answer within one minute, calling will end automatically.
2). If someone answer the call, the sound “Du..”will stop, GREEN light on and enter conversation status.
Called intercom
1If the called intercom receive signal but nobody answer, RED light on and the called intercom stop sounding after two “Ding Dong, then enter standby status after1 minute.
2) If someone answered the call, stop sounding and GREEN light on, then enter conversation status.
3)If the called intercom is busy, the calling intercom will sound two “Di..” to prompt busy and return to standby status auto.
Hang-Up
when the called intercom hang up, the calling one will sound “di..” one time. The calling intercom can hang up initiatively
in call status.
Press the CALL button again in calling status:
1) If the called intercom sounds “Ding Dong”without sounding again,the calling intercom will start to sound “Du…” 15 times again and called intercom can answer the call within one minute.
2) If the called intercom do not sound at first, then sound two “Ding Dong”, the calling intercom will start to sound “Du…” 15 times, and called intercom can answer the call within one minute.
Note: when in standby status and ID setting status, after pressing the number button, the green
light will flash one time to show that pressing button is successful (if already pressed the number button 2 times, pressing on the number button again will be not available, the green light will not flash.repressing the button after 4s will be available again) number button pressing is available in 4s, and the green light will flash, for one time after 4s clearing record.