GMS modem frequency 850/900/1800/1900 MHzPower supply voltage 16-24V AC or 18-24V DCOn-board zones 6 (12 in ATZ mode). *Possibility to increase to 44PGM outputs 4. *Possibility to increase to 44Supported protocols ADEMCO CONTACT IDWays of configuration SMS, USB, Internet, keypadOperating temperature..
16/24/32 FXS ports, GXW4248 includes 2 50-pin Telco connectors1 Gigabit network port132x48 backlit graphic display with support for multiples languages4 SIP server profiles per system, independent SIP account per portDesigned and tested for full interoperability with leading IP-PBXs, soft-switches a..
4 or 8 FXS ports with PSTN life line in case of power failure2 10/100 Mbps network ports (switched or routed)Comprehensive codec support, caller ID, flexible dial plans and security protectionSupport for T.38 faxAdvanced security protection with SRTPFailover SIP server feature in case main SIP serve..