The HA8000/K99 Headphone Four Pack includes the Behringer Powerplay PRO-8 HA-8000 Headphone Amp, and four AKG K99 headphones.

Behringer Powerplay PRO-8 HA-8000
The Behringer Powerplay PRO-8 HA-8000 Headphone Amp is a professional, high-power multipurpose 8-channel headphone distribution amplifier. It features 8 totally independent stereo high-power amplifier sections in one rackspace, 2 separate main inputs, 2 headphone outputs per channel and even a dedicated direct input for each channel. It offers the highest sonic quality with virtually all types of headphones, even at maximum volume.


AKG K99 Headphones are semi-open and offer you excellent stereo sound at an optimum price. Self-adjusting headband, and low weight ensure pleasant fit. Large, high-performance 1.6-inch (40-mm) speakers provide natural, uncolored sound.

AKG K99s are perfect for listening enjoyment. K99 headphones include comfortable leatherette earpads that allow comfortable extended wear. You get a very accurate listening experience, thanks to an 18Hz-22kHz frequency range. AKG makes great headphones for a variety of applications, from studio monitoring to home listening. If you want to plug into a computer, CD player, or MP3 player and experience great sound, then AKG K99 headphones are ideal for you.