Description of HM-800: The 19" rackmount HM-800 8-Channel Headphone Amplifier offers up to 10 available mixes with a total of 16 headphone outputs. Perfect for professional applications including studios, Houses of Worship, practice spaces, and more. Featuring 2 discrete main inputs with level control plus stereo outs, aux inputs per channel.

Description of TRuRock: These have incredible bass, mids and highs. We tuned these to sound good for any music type from hip hop, to rock, or even classic. The frequency curve is very flat with the bass slightly boosted. You can expect no noticeable distortion even at high volume. Our secure fit ear buds stay in your ear comfortably even when running, lifting weights, or doing other activities. Flexible silicone ear hooks provide superior comfort. These ear buds are resistant to sweat and will not get damaged from active use. The TRuRock headphones have a fast recharging time of 1-2 hours with a playback time of 2.5 hours on a single charge. The power bank holds 2.5 total charges. These ear buds feature a built in microphone making them perfect for Skype calls