Romeo BLE mini is small Arduino Robot Control Board with motor driver and CC2540 Bluetooth 4.0 (BLE) chip. The board benefits from the Arduino open source platform and includes open source codes. With the integrated 2 way DC motor driver, projects can be started without any additional motor driver shield.

Features:
On-board BLE chip: TI CC2540
Transmission range: <30 m
Easy to use BLE firmware updating
Wireless Programming Via BLE
Support Bluetooth HID
Support AT command to config the BLE
Support the master-salve machine switch
Transparent communication through Serial
Microcontroller: Atmega328p
Bootloader: Arduino UNO
8 Digital I/O ports
2 PWM Outputs(Pin11,Pin10)
4 10-bit analogue input ports
USB port
Auto sensing/switching external power input
TTL I2C ICSP interfaces
2 way H-bridged Motor Driver with 1.5A maximum current (each one)
Size: 45 x 38.5 mm(1.77 x 1.52")

Romeo family