Bluetooth 4.0 Key

This key plugs into your computer's USB port to enable Bluetooth 4.0 LE (BLE) wireless communication. Compatible with: - Smarthub WeDo 2.0, - Redy To connect with the WeDo 2.0 hub, this key is essential for all computers without integrated BLE interface. Please note that this key is not compatible with LEGO Education's EV3 or NXT.