Razer Razer Hammerhead BT: Bluetooth 4.1 - Sweat Resistant Design - 8 Hour Battery Life - iOS and Android Compatible In-Line Controls

Style:Bluetooth Experience continuous clear audio, completely untethered, with the Razer Hammerhead BT wireless in-ear headset. From custom-tuned 10 mm drivers, to an impressive battery life, and an iOS and Android compatible in-line remote with mic, you can take these durable in-ear earphones anywhere life takes you.