The i Fi ZEN Air CAN is an outright headphone amplifier offering an enhanced listening experience from your PC Mac Streamer or TV. Your analogue sources have never sounded as clear thanks to premium proprietary components combined with offerings by Texas instruments & TDK. Two headphone socket outputs 6.3mm single-ended & 4.4mm S-Balanced offer a balanced & unbalanced connection option catering to different headphone types. XBass & XSpace allow you to tailor your sound for increased bass or life-like sound staging.