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Membeli dianggap mengerti penggunaan modul ini Smallest SIM800L GPRS GSM Module MicroSIM Card Quad-band TTL Serial Port Description: Chip: SIM800L Voltage: 3.7-4.2V Support networks: Global quad-band network Module size: 2.5cmx2.3cm TTL serial port for serial port, you can link directly to the microcontroller. No need MAX232 With unsoldered pin and antenna Flashes slowly when there is a signal, Flashes quickly when there is no signal Non garansi - Non retur - Hanya cek visual
