Specifications:Telephone LinesMax. data rate 56 kbps for -5Compatibility V.90, V.92 (-5 only); V.34, V.32 bis, V.32, V.22, V.22A/B, V.23, V.21, Bell 212A and 103Data compression V.44; V.42 bis, MNP 5Error correction V.42 MNP 2-4Max. fax rate 33.6 kbps for -5Fax capabilities V.34,V.17,V.29/V.27/V.21,FClass 1,1.0, 2, 2.0/2.1 (-4 and -5 only)Ringer and jacks 0.3 and RJ11 (line and auxiliary)RS-232 PortMax. RS-232 Rate 230 kbps for -5RS-232 (DCE) TD, RD, CTS, RTS, CD, DTR, DSR, RI, GNDCommand Set standard AT and S register (see help)Status LEDs CD, DTR, RD, TD, PowerGeneral CharacteristicsInput voltage 10-30 VDC for -5Input current @ 24 VDC (typical)75 mA (Sleep mode 50 mA): -5Operating Temp. -30° to 70°C (Storage: -40° to 85°C)Humidity 5% to 95% RH (non-condensing)Flammability UL 94V-0 materialsTelecom Ratings FCC part 68, Industry Canada CS03-8, CTR21 (98/482/EC); ACA TS 001; ACA TS 002Electrical Safety UL 508, CSA C22.2/14; EN61010-1 (IEC1010), IEC 950, AS/NZS3260EMI emissions FCC part15, ICES-003, Class A; EN55022; AS/NZS3548Vibration IEC68-2-6Hazardous locations (Zone 2) UL1604, CSA C22.2/213 (Class I, Div 2, Groups A, B, C, D); Cenelec, EN50021 (EEx nA II T4)DIN-rail or panel mounting