Sony Bluetooth headphones

• Wireless Listening - NFC Technology.
• High Quality Bluetooth audio streaming.
• 40mm driver units for broad, dynamic and balanced sound.
• 20-20,000 Hz frequency response when streaming wirelessly or even broader frequency response from 3-28,000 Hz when using the audio cable.
• Electronic Bass Boost button for impressive low-end bass response and club-like enhanced low-frequencies.

Upgrade to Extra Bass Feel the mind-blowing, soul-stirring power of Extra Bass to make your music come alive with a knockout punch. Lightweight yet powerful MDR-XB450 headphones deliver detailed notes in every track with 30mm advanced vibe structure and are perfect for everyday use. The swivel folding design not only lets you carry your music anywhere, it makes an elegant statement too. Its serrated cord keeps those pesky tangles away, and the soft-ear cushions let you listen in comfort.