10PCS GPRS GSM SIM800L Card Board Smallest Quad-Band Onboard Module TTL Port
31,81 €
Chip: SIM800L. 10 x SIM800L GPRS GSM Module Micro SIM Card Board Quad-band TTL Serial Port Arduino. No need MAX232. Onboard signal lights all the way. It flashes slowly when there is a signal. Power module automatically boot, homing network.
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