... abundant applications on the AndroidTM open operating system, the S7 Slim serves a powerful tool to obtain quality network ... Specification 1:GSM/GPRS/EDGE/UMTS/HSPA (applicable to S7-201u, S7-202u, S7-203u)l Specification 2: CDMA2000 1X/EVDO (applicable ... cardUMTSl Standards: 3GPP FDD Release 6l Customizable concurrent frequency bands:S7-201u: UMTS 900MHz/2100MHzS7-202u: UMTS 850MHz/1900MHz/2100MHzS7 ...