GPRS GSM Module A7 SMS Voice Development Board Minimum System

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2.77


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GPRS GSM Module A7 SMS Voice Development Board Minimum System

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11.87 11.870000000000001 USD 11.87

¥ 85.80

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    Categories :
    Other Modules
    SKU :
    180927
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    Features:

    • Size 22.8 × 19.8 × 2.5mm;

    • Operating temperature -30 ℃ to +80 ℃;

    • Working voltage 3.3V-4.2V;

    • Starting voltage> 3.4V;

    • Standby average current 3ma below;

    • Support GSM / GPRS four bands, including 850,900,1800,1900 MHz;

    • Support China Mobile China Unicom 2G and the global GSM network;

    • GPRS Class 10;

    • Sensitivity <-105;

    • Support voice calls;

    • Support SMS text messages;

    • Support GPRS data services, the maximum data rate, download 85.6Kbps, upload 42.8Kbps;

    • Support standard GSM07.07,07.05 AT command and Ai-Thinker extended command;

    • Support two serial ports, a download serial port, an AT command port;

    • AT commands support standard AT and TCP / IP command interfaces;

    • Support digital audio and analog audio, support HR, FR, EFR, AMR voice coding;

    • Support ROHS, FCC, CE, CTA certification;