Massively powerful audio Sound Blaster EVO Wirelesss 40mm Full Spectrum„¢ audio drivers are capable of reproducing the full audible range of the audio spectrum, so you wont miss a beat. Communicate with complete confidence The integrated dual beamforming microphones work in tandem with the headsets advanced Crystal Voice„¢ technologies to make sure youre always heard clearly. High-fidelity audio streaming With the headset supporting apt X & AAC technologies, youre assured that the audio content transmitted over Bluetooth is crystal clear. HD Voice Enjoy enhanced audio clarity for your voice calls through your mobile phone or Vo IP service as Sound Blaster EVO Zx supports wideband Bluetoothtechnology, which enables more details of the voice data to be transmitted. * HD Voice functionality is dependent on the mobile device & service operator. Connect in more ways than one! Tap your Near Field Communications (NFC)-enabled device on the headset for easy, one-touch Bluetooth pairing. Besides Bluetooth pairing via NFC or the conventional way, you can also connect the headset to your PC or entertainment devices using the USB (Universal Serial Bus) 2.0 connection, or the analog 3.5mm jack. Technical Specifications General Audio Processor: No Voice Technology: Crystal Voice, via software Audio Technology: SBX Pro Studio, via software Headphone Frequency Response: 20 Hz ~ 20k Hz Battery Life: Up to 8 hours Audio Drivers: 40mm Full Spectrum„¢ Active Noise Cancellation (ANC): No Talk Through: No Interface: USB (Universal Serial Bus) 2.0 Bluetooth Wireless (with NFC) Analog 3.5mm Usage While Charging: Yes Bluetooth: Bluetooth 2.1 + EDR (Enhanced Data Rate) Bluetooth Profiles: A2DP (Wireless stereo Bluetooth) AVRCP (Bluetooth remote control) HSP (Headset profile) HFP (Handsfree Profile) Near Field Communication (NFC): Yes Audio Codec: AAC, apt-X, SBC Operating Range: Up to 10m / 33ft Microphone Microphone Type: Dual Microphone Array Detachable: No