Pay in 4 interest-free payments of $5.00 Learn more
Ships within 48 hours · Estimated delivery Aug 16 - Aug 21
Frequency Range：915 MHz（Customizable137-1020 MHz）
Application Field of Serial UART WiFi Modules
Battery: Recharges fully in just 2 hours (12
no Bluetooth protocol stack development experience can use too
USB privacy gadget
Nordic BLE 4.0 nRF51822 Controller Chip Bluetooth Module Small Size 18.5 x 9.1x 2.0mm 5 Pack Basket Frequency Range：915 MHz（Customizable137-1020 MHz）Order sample from Amazon: Memory256KB flash + 16KB RAM memory Transparent transmission (Bridged method) easy to use and fast, no Bluetooth protocol stack development experience can use too. The user interface uses a standard UART (TTL) Interface, bidirectional data read, easy to operate Supports serial AT commands, the user can modify the basic parameters like the serial port baud rate (default 9600bps), name, MAC address of the module, etc Serial
