Presonus HP2 Battery Powered Stereo Headphone Amp

Key Features:

• Battery-powered, stereo headphone amplifier
• Inputs: 2 female XLR connectors (via included Y cable)
• Output: stereo, 1/8" phone connector
• Power: 9-volt battery or DC power supply
• Volume control knob; Pan control knob
• Stereo/mono operation switch
• Battery-health LED indicators
• Belt clip included