The NRF51822 BLE 4.0 2.4G Wireless Module is a compact Bluetooth Low Energy solution perfect for IoT projects. It features the Nordic nRF51822 chip with 30m communication range and operates at 2.4GHz frequency.

Onboard Chip: nRF51822 Communication Distance: 30m (open outdoor @1M data rate) Frequency Range: 2.4GHz Operating Voltage: 2.0V ~ 3.6V Memory: 16KB RAM, 256KB Flash Interfaces: SPI, 2-wire, ADC, Quadrature Decoder PPI Channels: 16 Protocol: Bluetooth Low Energy (BLE) 4.0 Radio: 2.4GHz transmitter

