Embedded low-power 32-bit CPU, which can also function as an application processor Clock rate:120 MHz Working voltage:3.0V to 3.6V Peripherals: 9 GPIOs, 1 UART, and 1 ADC Wi-Fi connectivity - 802.11b/g/n - Channels 1 to 14 at 2.4 GHZ - Support WEP, WPA/WPA2, WPA/WPA2 PSK (AES),WPA3 security modes - Up to +16 dBm output power in 802.11b mode - EZ net pairing mode for Android and iOs devices - Onboard PCB antenna with a gain of 1.5 dBi - Working temperature: -40℃ to +85℃ Bluetooth LE - Support Bluetooth LE (V4.2) - Maximum output power + 6dBm Applications: Intelligent building Smart household and home appliances Smart socket and light Industrial wireless control Baby monitor Network camera Intelligent bus Color:As Shown Material:PCB Package Contents: 3 x WBR3 Module Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.