Amps & Monitors

HP-1 In-Ear Personal Monitor Amplifier


The HP-1 is a belt-worn; battery-powered headphone amplifier that brings excellent performance to portable applications. With a locking 1/4”/XLR Combo input jack, sturdy belt clip, and output volume control, it provides reliable performance both on and off the stage. The HP-1 provides a high output level when used with a variety of different headphones and is great for in-ear monitoring applications. Its long battery life will not leave you stranded. The HP-1 is packaged in a rugged extrusion, with heavy-duty jacks for years of reliable operation.

Get the very best out of your headphones with the HP-1!

Key Features



Input Connections Locking ¼”/XLR combo jack
Input Impedance 5K Ohms
Max Input level +6.6dBu
Output Connections 3.5mm Jack (1/8”)
Gain +9dB
THD ≤ .02% @1kHz typ.
Max Output 105mW @ 0.1% THD
Typical run time 40 hrs. (Alkaline batteries)
Power Requirements 2-AA batteries Included
Dimensions (HxWxD) 5.4”x1.72”x1.6” (137×43.x40.6 mm)
Weight 0.51 lbs. / 0.23kg