Branded as Bluetooth 3.0 + HS (High Speed), it started the connection via Bluetooth but transmitted data over Wi-Fi. Branded as Bluetooth 2.0 + EDR (Enhanced Data Rate), three bit encoding (versus ...

They can help you extend the Bluetooth signal range and stay connected. Bluetooth uses a 2.4 GHz radiofrequency which is the same as WiFi. Bluetooth is designed to connect with devices in a short ...