Basic Info.

Product Description

Selling points: 1.provide incoming call limit; outgoing call limit 2.incoming calls back and outgoing calls re-dial function 3.barred telephone numbers can be set flexibly 4.compatible to pabx,voip gateway, ip pbx, call back system, cord phone, voice system, and etc. 5.4sim automatic rotator the interface board of 32cards fwt supply a clear bond between standard phone or a voip gateway or a pbx and gsm cell network it possesses the function of the emulation phone exchanger and supply: features: 1. it have 8 channels with 32 cards.the cards can been auto switched. 2.the imei can been change to any number you want. 3 spk & mic volume regulate 4. dtmf dialing 5. bell signal 6.polarity reversal 7.the rj-11 socket which connect the phone or the payment 8. strong signals with high gain antenna 9. ip usage switch 10.no noise & clear voice 11. signal strength indicator msn:szrunsunsale03[at]hotmail.com tel:+8618688785155