GSM Wireless Adapter

GSM Wireless Adapter is a rising product for GSM Network Device Manufacturers to expand their market fields on the traditional fixed telephone services. Compared with the traditional fixed telephone, wireless adapter has such advantages as follows:

1. No need to assemble wires.
2. Quick and handy fixing.
3. Open and use under the cover of GSM.
4. Providing standard telephone interfaces.

Features
1. -48V feed line voltage.
2. 65V 25Hz standard ring stream.
3. Support Caller ID for DTMF.
4. 450Hz standard Dial tone, busy signal, 900Hz Hang tone.
5. Negative polarity signal.
6. Use LED to indicate the signal Quality of GSM network.
7. Use LED to indicate the using status of the current telephone.
8. After dialing the telephone numbers, press ÿ?ÿ?to accelerate the speed of connection ; or the numbers will be sent out automatically after 7 Secs.
9. Support Back-up battery to power on (6 charging batteries).
10. With perfect self-check while power-on.
11. Support the network management of short-message.
12. Support ÿ¯Call Divertingÿ?through phone setting.
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