Do you want to promote your web browsing? You come here right. now we introduce the 56K USB Voice Fax Data External V.90 V.92 Modem， it brings the convenience and flexibility of USB connectivity with simple Plug and Play installation， and features a universal Serial Bus (USB) that delivers the fastest and most convenient hook up. Its quick connection reduces the start-up time of establishing a connection. In addition， the Smart modem supports all functions of the new standard V.92. Besides， it is easy to install and use. For faster internet service， you should own it.                                    Features            Conexant chipsetUp to 56Kbps data download， 48Kbps data upload and 14.4Kbps fax communication56K data / fax modem with USB interfaceCompatibility: AT and extended AT command setComplies with V.17， V.29 and V.27ter group 3 fax protocolComplies with V.90， V.42 / V.42bis and MNP5 protocolsSupports auto dial， tone， pulse dialing， automatic answer and retrainSupports caller ID， distinctive ring detect and automatic format / speed sensingSupports data， fax / voice call discrimination， single configuration profile stored in host and call forward / fall - backSupports Microsoft Windows 98 SE， 2000， Me， Win 7 - 32bit and Vista (Do not support Win 7 - 64 bit and Vista 64 bit OS And XP )                                                            Specifications            Interface Type    USB 2.0    <br>The Transmission Rate    56 KBPS    <br>Transfer Protocol    V.90， V.92 K56flex    <br>Fax / Agreement    V.17， V.29 and V.27ter， Group 3， Class 1    <br>Compatibility    Compatible With The AT And Extend The AT Command Set    <br>Power Consumption    ＜50mA (Operating Mode)， ＜0.5mA (Stand - by)    <br>Dimensions    (7.5 x 2.8 x 2) cm / (2.95 x 1.1 x 0.79) " (L x W x H)    <br>Color    Black    <br>                                                            Package Includes            1 x 56K USB Voice Fax Data External V.90 V.92 Modem Black1 x Network cable