Razer Hammerhead BT Bluetooth In-Ear Headset

Headphones Frequency 20 Hz 20 KHz Impedance 32 15% Sensitivity (@1 kHz) 102 3 dB at 1 kHz max Input power 5 mW max Drivers 10 mm, with Neodymium magnets Connector 3.5 mm, angled gold-plated Cable length 1.3 m / 4.27 ft Microphone Frequency response 50 10,000 Hz Signal-to-noise ratio 55 dB Sensitivity (@1 kHz) -45 3 dB Pick-up pattern Omnidirectional In-line remote Volume control buttons Volume Up / Down Changing tracks Center control button Play / Pause Accept / End call