The Razer Hammerhead BT wireless by Razer is a 2 channel gaming headset, which uses a 10 mm with Neodymium magnets driver. It uses a Blue Tooth connection with a 63 cm cable. This delivers a frequency response of 20 Hz - 20 kHz. It also has a Omnidirectional microphone with a frequency response of 300 Hz - 3.4 kHz and a sensitivity of 42 +/- 3 dB. And only weighs in at 28.0 g.
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.