JVC HA-F250BT Sport Bluetooth Wireless Headphones

Specifications:  Driver Unit: 9.0mm Magnet type: Neodymium Frequency Response: 20-20,000Hz Battery Life (approx.): 7 hours Weight (with cord): 15g Bluetooth version: 3.0 Class2 Bluetooth profile: A2DP, AVRCP, HFP, HSP