Shenzhen Shanhai Technology Ltd. Professional GSM GPRS modem and module GPS module manufacture. We supply high quality products, competitive price, and 5 star customer service
General features - Dual-Band GSM 900/1800MHz - GPRS multi-slot class 10/8 - GPRS mobile station class B - Compliant to GSM phase 2/2+ – Class 4 (2 W @ 900MHz) – Class 1 (1 W @ 1800MHz) - Dimension: ...