Communication technology:Z-wave plusCommunication frequency: 868.40MhzRATED VOLTAGE12V/1AWIRELESS RANGE (LINE OF SIGHT)40 MDIMENSIONS128 x 78 x 22 mmP..
Capacity:Extension port is 16-88 lines,trunk port is 4-10 lines, Max port total capacity is 92 lines(4 Co lines 88 Exts) or 82 lines(10 Co lines and 7..