Barely used, still in excellent condition, though I no longer have the box sorry.

Sony MDR-XB650BT Extra Bass Bluetooth Headphones

Let your music loose with the powerful, clear sound of “Extra Bass” and freedom of Bluetooth connectivity that lets you cut the cord, while pumping it up in style.

Enjoy easy, one-touch connectivity and music streaming with NFC. No NFC? No problem. Connect via Bluetooth and you’re ready to go. The self-adjusting headband and soft, cushioned ear cups offer the long-lasting comfort you need for listening to your favorite albums back-to-back. And they look good doing it, too.

Features: Connect and stream music easily with Bluetooth and NFC Feel the powerful, clear sound of EXTRA BASS, Keep the music pumping with long battery life Listen in comfort and style with cushioned ear pads, Enjoy hands-free calls with a built-in mic

Specifications: Type: Closed, Dynamic Driver Unit: 30 mm dynamic – Dome type Plug: Gold-plated L-shaped four-conductor stereo mini Direction of In-Line Microphone: Omnidirectional Microphone Unit of Microphone: Electric Condenser Frequency Response: 20Hz-20,000Hz Sensitivity: 95dB/mW Impedance: 24 ohm Colour: Black