This small, rugged and powerful card features Wi-Fi and Bluetooth connectivity that, combined with its low power architecture, makes it a practical and economical solution for your connected projects.
The Bluetooth Module 4.0 BLE Micro EVB can be easily placed on your PCB card, just ignore problems such as "how to design an antenna", "how to make a bluetooth chip work" and so on. The Bluetooth 4.0 BLE Micro EVB Module is perfect for portable projects. With it, you can use Android or IOS devices to communicate with your clothes!
Bluetooth Keychain with Anti-Loss Alarm with black color.
The BLE Nano from RedBearLab is one of the smallest Bluetooth 4.1 Low Energy (BLE) development boards in the market.