Denon AH-C160 Wireless Sport Headphones (Blue) With Integrated Controls

Bluetooth Audio Codec:SBC Driver: 11.5mm Dynamic Noise Cancelling: No Bluetooth Class / Version 1 / 5.0 with LE (Low Energy) Battery Life: Up to 4.5 hours (Bluetooth music), 18 hours in total when charged with charging case. Waterproof:IPX4 (earbuds) Maximum Dimensions: Earbuds (W x D x H) 22mm x 23mm x 35mm Maximum Dimensions: Charging Case (W x D x H)58mm x 30mm x 46mm Weight Earbuds: 4.7g each Weight Carrying Case: 43g Max SPL : 100 dBA Frequency response: 5-22,000Hz Compatible Standards: Bluetooth ver 4.1 Transmit power class: Class1 Weight: 23g