Communication technology:Z-wave plusCommunication frequency: 868.40MhzRATED VOLTAGE12V/1AWIRELESS RANGE (LINE OF SIGHT)40 MDIMENSIONS128 x 78 x 22 mmP..
6 lines 6 SIP accounts, up to 6-way voice conferencing and 3-way video conferencingDual-switched Gigabit ports and integrated WiFi (802.11b/g/n)1 mega..