The MDR-XB650BT EXTRABASS from Sony is a pair of over-ear Bluetooth headphones featuring neodymium drivers and an omnidirectional microphone built into the headband. It supports Bluetooth at a range of 32' and can be paired with or without NFC.
Sony's proprietary Bass Booster technology provides an acoustically-tight seal for solid bass response, minimized head-band vibration, and suitable sound isolation. With a frequency range of 20 Hz to 20 kHz, the MDR-XB650BT will offer you a full representation of the entire spectrum of human hearing, ensuring a pleasurable listening experience in the process. Their swivel earcup design allows you to fold these headphones, and charging them is possible via its built-in micro-USB port.