Description:

Hardware specifications

• Main chip: ESP32 WROVER-B,
• Module: SIM7600E-H
• Interface: USB,SD card, solar input interface
• Flash memory: 4M flash/8M PSRAM
• Button: reset, power switch
• Usb to ttl: CP2104
• Vehicle clock: 40MHz
• SIM card size: Nano SIM card
• SIM antenna
• gps antenna
• Operating temperature range: -40-85 degrees
• Product size: 111mm * 37mm * 20mm
• Product weight: 50g

power specifications

• Working voltage: 5v input
• Solar input voltage range: 4.4-6v
• Working Curent: about 200mA
• Charging current: 780mA
• Battery model: 18650
• Battery holder model: 18650 battery holder
• JST connector: 2pin 2.0mm
• USB: TYPE-C 3.0

Wi-Fi

• Standard: FCC/CE-RED/IC/TELEC/KCC/SRRC/NCC (core chip)
• Protocol: 802.11 b/g/n(802.11n, speed up 150Mbps) Support A-MPDU and A-MSDU polymerization, protection range of 0.4μS
• Frequency: range 2.4GHz ~ 2.5GHz(2400M ~ 2483.5M)
• Transmit power: 22dBm
• Communication distance: 300m

Bluetooth

• Meet the protocol Bluetooth: v4.2BR/EDR and BLE standard
• Radio frequency: -97dBm sensitivity NZIF receiver class-1, class-2 and class-3 transmitter AFH
• Audio frequency: CVSD and SBC audio frequency

Software features

• Wi-Fi mode: Station/SoftAP/SoftAP + Station/P2P
• Security mechanism: WPA/WPA2/WPA2-Enterprise/WPS
• Encryption type: AES/RSA/ECC/SHA
• Firmware upgrade: UART Download/OTA (via network/host to download and write firmware)
• Software development: cloud server development/SDK support for user firmware development
• Network protocol: IPv4、IPv6、SSL、TCP/UDP/HTTP/FTP/MQTT
• User configuration: AT+ command set, cloud server, android/iOSapp
• Operating system: FreeRTOS