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Generic SIM800C Development Board GSM GPRS Module Bluetooth Audio Interface TTS DTMF Arrival
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En stock
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0.42 kg
0.42 kg
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Amazon
Amazon
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- SIM800C Development Board GSM GPRS Module Support Message Bluetooth Audio Interface Support TTS DTMF Arrival
$35,72
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$19,84
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$35,72
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|45205 Wireless Module|1. Input voltage range of 5V-20V DC, power supply range for a variety of power supply oc ns, students and projects to use more convenient, GPRS module communication peak current is very large, low voltage, so the higher development board power supply voltage, current The smaller the power supply pressure, the smaller the integration of the gprs module into the product, the power board of the development board needs to be taken into account, making the power line more than 1mm wide, as short as possible; 2 module connected to the power automatically connected to the network connection, no need to control the boot button, power on the direct start, eliminating the need for a boot process, set the boot pin, you can control the user to control the machine; 3. Module TTL with level conversion circuit, compatible with a variety of single-chip serial port. Do not need to convert directly connected; 4. Audio interface pin out the way to facilitate the test, set aside headset and microphone interface; 5. Support TTS \ DTMF function, you can text directly through the language broadcast and call to identify each other keys, to achieve and 10086 voice function; 6. Bluetooth, Bluetooth 3.0 protocol, enhanced Bluetooth antenna signal super, support for serial port SPP and audio services; 7. Reserved lithium battery-powered BAT interface, you can use lithium battery-powered, easy engineering development, 3.7V lithium battery or 18650 lithium battery; 8. Reserved IPEX interface, SMA interface, spring antenna interface, can be used for different oc ns, different antennas Product pin description: GND: Power ground VCC_IN: Power supply pin, input DC5V-20V, for powering the board RI: Kernel Ringing Tip pin DTR: Data terminal preparation TXD: module serial port to send pin, TTL level (can not be directly connected to RS232 level) RXD: module serial port receive pin, TTL level (can not be directly connect
