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Ai Thinker A9 GPRS + GSM Development Board Dual 4 bit Decade Ripple Counter IC 74HC390 Can I use this in Can I use this in any device Attribute Details Type Electronics Component Origin Original Authentic Warranty 7 day warranty on manufacturing defects Support Email & WhatsApp 24 7 Why Choose Openbuilds Big V Slot Wheel Kit GPRS is preferred for IoT applications due to higher speed and lower latency Connect A9 TX to Arduino RX and A9 RX to Arduino TX with proper voltage level shifting if using 5V Arduino boards
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