T-SIM7600E-H 4G LTE CAT4 USB Dongle Industrial Ethernet Card ESP32

Product information: Main chip: ESP32 Module: ESP32-WROVER-B SIM7600E-H Interface: USB, SD card, solar input interface Flash: 4M Flash/8M PSRAM Button: reset, power switch USB to TTL: CP2104 Clock: 240 Mhz SIM card size: Nano SIM card Working temperature range: -40-85 degrees Celsius Product size: 111mm * 37mm * 20mm Product weight: 50 grams Working voltage: 5V input Solar input voltage range: 4.4-6v Working current: approximately 200mA Charging current: 780 ma Battery model: 18650 Battery holder model: 18650 Battery holder JST connector: 2pin 2mm USB: C-type 3.0 Standards: FCC/CE RED/IC/TELEC KCC/SRRC/NCC Protocol: 802.11 b/g/n (802.11n, speed up to 150Mbps) A-MPDU and A-MSDU aggregation, supporting 0.4 μ S protection interval Frequency: 2.4 ghz~2.5 ghz range (2400~2483.5) Power of Communication: 22 dbm Communication distance: 300m Protocol compliant with Bluetooth: v4.2BR/EDR and BLE standards RF: -97dBm sensitivity NZIF receiver Class 1, Class 2, and Class 3 transmitter AFH Audio: CVSD&SBC audio Wi Fi mode: AP, Station, AP+Station Security mechanism: "WPA/WPA2/WPA2- enterprise/WPS" Encryption type: AES/RSA/ECC/SHA Firmware upgrade: UART download/OTA (write firmware through…