Nitrox X735 Bluetooth Wireless Stereo Headset (Black) 2-in-1 - Bluetooth stereo headset and Bluetooth wireless headset for your Bluetooth enabled phones. Built-in sensitive mic allows for clear handsfree conversations. Superb audio quality, unique award winning design and portability. You can change the headset to any headset you prefer. See who is calling with OLED display. Make voice dialing (when used with voice dialing enabled phones). Equiped with built-in audio codec from Wolfson provides superior stereo quality Bluetooth 2.1. Includes Stereo in-ear headphones, USB Cable and Manual