The BT-400 is a Bluetooth Smart Ready USB Micro Adapter which is designed to fully compatible with the Bluetooth standard v4.0. It is a dual mode dongle supporting Bluetooth v3.0/v2.1 and Bluetooth Low Energy. It presents the smallest form fact and high effective performance which enables you to simply connect many Bluetooth devices dramatically enhances communications between partners or equipment at different locations and it is highly integrated Bluetooth Adapter, includes Radio, Baseband, link Manager, and Host control interface. Due to its smallest dimensions, high sensitivity, ultra-low power consumption, it is suitable for numerous electronic devices without any space limitation, it can connect with different devices by USB port like notebook, desktop, Raspberry Pi.

Enables wireless communication with Bluetooth-enabled computers, printers, phones, headsets, speakers, keyboards, controllers, and more. Works with all Raspberry Pi models. Adds Bluetooth support to Windows 10, 8.1, 8, 7, or Linux PCs that don't already have it. Adds Bluetooth 4.0 (Bluetooth Low Energy) support to Windows 8 and higher. Support Bluetooth Low Energy. Chipset CSR8510.