Basic Info.

Product Description

Functions: connects with telephones to make and answer calls supports fax, send/receive faxes through connecting to fax machine provides exact polarity reversal signal for charging displays caller id dialer function inside, programmable call routing (such as can set 193 or 17911 ip phone when launching long distance call) supports functions of redialing and handsfree can proceed with setting up and modification of parameters through the phone set double security by phone password and pin code available to connect with backup battery and standby time can reach 24 hours in case when power cutoff working frequency: rx (egsm 900): 925 to 960mhz tx (egsm 900): 800 to 915mhz rx (dcs 1800): 1805 to 1880mhz tx (dcs 1800): 1710 to 1785mhz antenna plus: >3db emission power: 2w receiving sensitivity: gsm900mhz, =117db working voltage: 100 to 220v ac or 12 to 24v dc