价格：面议
深圳市海鑫五金制品有限公司
联系人：黎海珍
电话：13714122301
地址：深圳市宝安固戍勤辉路5号
产品规格：
产品数量：
包装说明：
关 键 词：M23A
行 业：
发布时间：2008-03-26
Model M23G Product Feature Tri-Band GSM/GPRS module : EGSM900/DCS1800/PCS1900 Compliant with GSM Phase 2+ standard Control via AT commands Supply Voltage range from 3.3v to 4.2v Voice HR/FR/EFR Noise deduction, echo cancellation Telephony Emergency Call Dual Tone Multi Frequency Function (DTMF) Short Message Service (SMS) Delivery Report Point to point MT/MO Cell Broadcast GSM Circuit Switched Data Asynchronous Transparent/ non-transparent Up to 14.4kbps GPRS Packet Data GPRS Class B GPRS Multi-slot Class 4 4 slot downlink (86.6kbps), 2 slot uplink (42.8kbps) max 5 slot Coding Schemes : CS1 to CS4 Supplementary Services Number identification Call forwarding (Call Divert) Call completion Multi Party，Charging，Call barring Interface Antenna Interfaces : RF connector support coaxial cable RF pads support RF cable soldering，44-pin B2B connector including : UART/RS232，SIM (1.8V/3V)，General Purpose I/Os Analog audio input/output，Power supply connection，AT command set according to GSM 27.05, 27.07General Information Dimension : 55.5 x 40 x 5.95 mm Weight : 15 g，Operating Temperature : - 20 ~ + 60 °CFunctional Temperature :- 20 ~ + 70 °C Storage Temperature : - 40 ~ +85 °C 。