BLE 4.0 shield is to adapt Bluetooth Low Energy to serial port, which is specifically designed for Arduino and compatible boards, plug and play. As the shield supports both 3.3V and 5V operating levels, it can be used together with other compatible motherboards such as  Arduino DUE, ChipKit. BLE shield enables your Arduino board to communicate with other BLE devices, that is, communication with IOS devices, including iPhone 5, iPhone 4S, iPad 3 and iPod touch 5 etc can be achieved.

Features

Supports both 3.3V and 5V operating levels, compatible with more motherboards

Serial port connection selector, you can randomly choose connection between BLE shield and UART of the motherboard

Onboard reset button

With interface for electronic brick, you can easily connect a variety of electronic brick modules