Maximum number of connected devices : Hub — 99, Hub 2 — 99, Hub Plus — 149 Max number of connected ReX per hub : 1 Power supply : 110~240 V AC, 50 / 60 Hz Backup battery : Li-Ion 2 A⋅h (up to 35 hours of autonomous operation) Tamper protection : Available Frequency band : 868.0~868.6 MHz or 868.7~869.2 MHz Maximum radio signal power : Up to 25 mW Radio signal modulation : GFSK Radio signal range : Up to 1,800 m (any obstacles absence) Operating temperature range : From -10°? to +40°? Operating humidity : Up to 75% Overall dimensions : 163mm x 163mm x 36 mm Weight : 330 g
