Data card with USB interface with the internal antenna. Modem in attractive tiny housing supports the data speed up to 236. 8kbps in the EDGE network. Main Features - Quad-band: GSM850, EGSM900, DCS1800, PCS1900 - USB interface, supports instant plug and play - EDGE 236. 8kbps high-speed data performance - GPRS / GSM data speeds to 85. 6 kbps - Supports voice, SMS and fax function - Supports Windows XP, 2000, VISTA - Dimension: 87*48*14 mm User friendly and complex software takes care of internet connection, SMS, contacts and voice calls.