OEM/ODM Win7 and Caller ID support Conexant chipset 14,400bps Fax Speed Support 56K External Voice 9pin RS232 port FAX Modem

External RS-232 9pin 56K Voice Modem Conexant 6764 Chipset Standards and Specifications V.92, V.90, V.34, V.32bis, V.32, V.22bis, V.22, V.23, and V.21 V.42/MNP 2-4 error correction, V.42 bis/MNP 5 c...HTF ELECTRONIC CO.,LTD