Product description:

Can be used with ordinary telephone

conds
Stop confirmed sound: 450 hz to 0.7 seconds
Insider ringing: 1 seconds, stop for 4 seconds
Exterior line incoming call is ringing, vibration, 0.7 seconds to 2.5 seconds for 0.7 seconds 0.7 seconds of vibration pause
Power supply: AC220V plus or minus 10%, 50 hz
Power consumption: < 15 w
Size: 310 mm x 310 mm x 45 mm

The main function
1. the whole cord non-blocking exchange.
2.call display function (FSK and DTMF double system compatible).
3. automatic IP phone exhaled, cost savings.
4.exterior line incoming call can direct extension, can be recorded since the 2 section of the voice prompt.
5.breathe more level restrictions; Breathe out time limit; Dial the code limit limits; Password restrictions; Charter code restrictions.
6.can set a variety of flexible service function; Exhale hotline; Don't disturb busy callback; Displacement transfer; Busy a


Size: 310 mm x 310 mm x 45 mm