Make and receive calls while on the move with the Delton X4 Bluetooth v2.0 + EDR Headset! The DBTX4 supports Bluetooth version 2.0 + EDR technology and provides an operating range of up to 33-feet! With the Bluetooth headset, you can talk all you want, up to 5 hours. Plus, with the Clear Call Technology, you'll enjoy crystal-clear conversations without the annoying background noise. This wireless headset comes with an ear hook that is designed to fit comfortably on your left or right ear! Enjoy handsfree calls with the Delton X4 Bluetooth v2.0 + EDR Headset!