Power USB Power: No Weight and dimensions Product weight: 591 g Efficiency Wearing style: Headband Control type: On-ear Virtual surround: Yes Adjustable headband: Yes Application: Gaming Product color: Black Control Type: Buttons, Rotary Product type: Headset Headset type: Stereo Volume control: Rotary Housing material: Metal Virtual Surround Technology: Virtual 7.1 surround sound Packaging data Packaging type: Box Package contents AC adapter: No Receiver Included: Yes Cables: USB Quantity: 1 Warranty card: Yes Quick Start Guide: Yes Ports and interfaces Radio communication: Yes Bluetooth: Yes Frequency band: 2.4 GHz Connection method: Wireless Wireless router range: 15 m Battery Music playback time: 24 h Battery powered: Yes Supported battery type: Built-in Microphone Microphone type: Built-in microphone Microphone frequency: 100 - 10000 Hz Microphone sensitivity: -41 dB Microphone impedance: 2200 Ω Microphone mute: Yes Foldable microphone: Yes Microphone Direction Type: Omnidirectional Safety warning Warnings Keep away from heat sources. Do not use while charging. Avoid contact with water. Headphones Speaker diameter: 5 cm Magnet type: Neodymium Frequency response: 20 - 20000 Hz Headphone sensitivity: 114 dB Impedance: 32 Ω Headphone construction: Circumaural Supplier Features Battery life: 1440 min