Original Sim800L GPRS GSM Module Microsim Card Core Board Quad-band TTL Serial Port with PCB Antenna

SIM800L ModuleChip: SIM800L Voltage: 3.7 -4.2V Support networks: China Mobile, China Unicom and 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 Power module automatically boot, homing network Onboard signal lights all the way . It flashes slowly when there is a signal, it flashes quickly when there is no signal. Antenna PCBFrequency 2400 -2500 MHzS.W.R. <= 2.0Antenna Gain 3.0 ± 0.7dBiPolarization LinearImpedance 50 OhmMaterial of Radiator PCBCable Type O.D. 1.13 mm // 100 mmConnector Type Mini ConnectorPull Test >= 1.0 KgEnvironmental:Operation Temperature - 40 °C ~ + 65 °CStorage Temperature - 40 °C ~ + 80 °C Application:1.IEEE 802.11 b/g/n WLAN System2.Wireless Communication System3.Wi-Fi / WiMAX / MIMO System4.Laptop/Bluetooth/Zigbee Antenna