价格 | 1.00元 |
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区域 | 北京市 - 北京市 |
来源 | 深圳市讯亦通信技术有限公司 |
详情描述:
Model M22A 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....
联系人 | 吴婷婷 |
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