5.1 channels 24 bit 116 dB Digital-to-Analog Conversion (DAC): 24-bit/192kHz PCI-E Internal The Sound Blaster Z, part of the ultra high-performance Z-Series of Sound Blaster® PCI Express sound cards, is an ideal all-round solution for your PC gaming and entertainment needs. It comes complete with the Sound Blaster Beamforming Microphone for crystal clear voice communication.SBX Pro StudiotechnologiesExperience awe-inspiring audio with the SBX Pro Studio suite of technologies that immerses you in your games and movies with amazing detail and a 360-degree true-to-life sound stage.Crystal clear communicationIn gaming, if you're not communicating, you're not winning. Experience crystal clear commmunication with your teammates with the CrystalVoicesuite of technologies that removes echoes, ambient noises and picks up your voice from within a zone (CrystalVoice Focus). It also maintains your voice level even if you move near or further away from the microphone.Sound Blaster Beamforming M