Applied to various PC/ISA bus industrial and embedded computers with PSTN long-range data communication systems Uses conexant DSP (hardware data pump), meets the ITU-T V.90/v92 standard of 56Kbps maximum Data transmission speed without additional CPU loading Supports G3 fax standard of 14.4Kbps fax transmission rate Full duplex voice functionality Rugged industrial PC/104 form factor makes it a great fit for space limited and harsh environment applications Adopts the triple lightning protection technology, overcomes 5KV and 56Kbps data/fax modem Full duplex high speed 16C550 UAR overcomes 5KV Data modes: V.92 K56Flex, V.90, ITU-T, V.34, V.32bis, V.32, V.23, V.22 bis,V.22, V.21 and Bell 212A/103 Fax modes: ITU-T G3 fax modulation, T.30, V.17, V.29, V.27ter and V.21 ch2 Supports class 1 and 2 command Maximum modem speeds: 2,400, 4,800, 9,600, 14,400, 28,800, 3,600, 48,000, 49,333, 52,000, 53,333 and 56,000bps Maximum fax speed: 14.4Kbps Hardware error correction and data ITU-T V. 42 and V.42 bis and MNP class 2-5 compression EMC and PTT support: FCC part 15 and part 68, CE, CTR21, JATE (optional) mechanical and environmental Operation: full duplex and half duplex Instruction system: EIA, TIA 578 class 1 and 2 Compatible with Hayes AT instruction collection Traffic control: firmwrae (XON/XOFF) and hardware (RTS/CTS) Compatible with DOS, Windows 95, 98, ME, NT4.0, 2000, XP, Vista and Linux operating systems Operating temperature: 0 to 70°C (32 to 158°F) Storage temperature: -40 to 85°C (-40 to 185°F) Operating humidity: 0 to 90% Relative humidity: non condensing Power supply voltage: +5V, ±5% tolerance Power consumption: +5V at 350mA (typical) Dimensions: (L) 96 x (W) 90mm (3.8 x 3.5-inch) Weight: 0.09kg (0.198lb)