Bluetooth 3.0 Landline Telephone Adapter - 10 Meter Range

Connect the Bluetooth adapter to your office landline and you can walk around your office up to 10meters away in crystal clear hands-free communication. No complicated wiring, no software installation. Simply connect the phone line to the Bluetooth adapter and turn your Bluetooth headset to ON, then press the PAIR button on the Bluetooth adapter. That's it! You now have the freedom to move around your home or office while talking on your landline phone!
http://www.plusbuyer.com/bluetooth-30-landline-telephone-adapter-10-meter-range-p-6683.html