Package Includes: (1) Presonus HP2 2 Channel Stereo Headphone Amplifier System (1) Samson SR350 Over Ear Closed Back Studio Reference Monitoring Stereo Headphones Authorized Presonus Dealer Description of HP2: ? Designed for musicians and performers who demand mobility without compromising audio quality, the HP2 personal headphone amplifier is a great choice for driving wired in-ear monitors (IEMs), as well as headphones. PreSonus HP-series headphone amplifiers have long been popular for their loud, clean, clear sound and roadworthy built quality. The new HP2 delivers these qualities in an easily affordable, stereo device so you’ll hear every note and beat clearly wherever your music takes you. One for the Road Portable and compact, the HP2 gives you all you need to drive your headphones or in-ears without complicating your setup. It sports two XLR line-level inputs and one stereo 1/8-inch headphone output with volume control. Operation can be switched between stereo and mono, and a Pan knob is provided. Like all PreSonus gear, it’s built to take the rigors of life on the road. And it mounts on a microphone stand or clips to your belt. Simple, easy to use, built to travel, has the right features, sounds great. That’s how we roll at PreSonus. Power All Night Long When you’re playing an extra long show or two shows back-to-back, having to stop and change batteries on your headphone amp is a hassle you don’t need. No worries! HP2 stands for “Has Power 2 Spare.” The HP2 can be powered with an external DC power supply or a nine-volt battery that lasts more than seven hours and includes an LED battery indicator. So you can play those extra-long gigs and hear your monitor mix perfectly—all night long. Features: Presonus HP2 2 Channel Stereo Headphone Amplifier System HP-2 Battery-powered, stereo headphone amplifier Volume control knob Pan control knob Stereo/mono operation switch Battery-health LED indicators Belt clip Inputs: 2 female XLR connectors Output: stereo, 1/8” phone connector 2m cable (5-pin mini XLR to 2 female XLRs) included 9V battery or DC power supply 5/8-inch (27 tpi) microphone stand-mount socket Dimensions (HxDxW) 1.25 x 2.875 x 5.25 Description of SASR350: Hear the Difference Samson's SR350 Stereo Headphones provide quality bass performance and excellent sound isolation in a lightweight, over-ear design. The wide cushioning on its ear pads and adjustable headband provide serious comfort, while a low-profile fit makes the SR350s ideal for everything from home listening to fitness applications. Ear Bud Upgrade The SR350s are a solid introduction to the superior audio quality provided by over-ear headphones. They make an excellent gift for the music lovers still using their supplied smartphone ear buds. Sound with Style The SR350 are carefully contoured to the shape of the head for a secure, yet attractive fit. It's a look that works with any outfit or occasion you can think of. Lightweight Listening Featuring all lightweight components, the SR350s are ideal for a mobile lifestyle. Perfect for a variety of fitness and travel applications, these headphones offer hours of ultra-portable, fatigue-free listening for even your longest listening sessions. Features: Samson SR350 Over Ear Closed Back Studio Reference Monitoring Stereo Headphones Lightweight design ideal for music recording, practice and listening Powerful audio performance Over-ear, closed back design with cushioned ear cups 35mm drivers with rare earth magnets Adjustable padded headband 20Hz–20kHz frequency range 1/4 adapter included