Neewer Chipset USB 56K Voice, Fax, Data External V.90, V.92 Modem, Supports Microsoft Windows 8,Windows 7, Windows Vista 32bit, and Windows XP
Features:* Compatibility: AT and extended AT command set* Complies with V.17, V.29 and V.27ter group 3 fax protocol* Complies with V.90, V.42/V.42bis and MNP5 protocols* Supports auto dial, tone, pulse dialing, automatic answer and retrain* Supports caller ID, distinctive ring detect and automatic format/speed sensing* Supports data, fax/voice call discrimination, single configuration profile stored in host and call forward/fall-back* Supports Microsoft Win 8, Windows 7, Windows Vista 32bit, and Windows XPpackage content1 x 56K Black USB Voice Fax Data External V.90 V.92 Modem1 x Network cable