Brand Name: RCmall Origin: Mainland China Model Number: LoRa32 V3 Support frequency: 868MHz 915MHz Main chip: espressif esp32 and SX1262 Operating voltage: 3.3V to 7V Flash: 64M-Bits Lora chip: SX1262 Dual mode Bluetooth: traditional Bluetooth and BLE low-power Bluetooth USB Interface: Type-C Open communication distance: 2.8KM USB to serial port chip: CP2102 Quantity: 1 Set Choice: yes