PreSonus HP2 Personal Headphone Amplifier

Presonus HP2, Mobile stereo headphone amplifier, Ideal for wired in-ear monitoring, Also suitable for mobile recording, 2 Mounting options: Belt clip or 5/8" thread for tripod mounting, Input: 2 x XLR female (Line L/R) via enclosed breakout cable, Large volume control, Large panorama control, Panpot also serves as balance control between input 1 and 2 in mono mode, Output: TRS stereo jack (3.5 mm), Frequency range: 30 Hz - 20 kHz (±2 dB), Maximum input level: +4 dBV, Output power: 50 mW/channel (<0.01% THD+N @ 20 Ohm), Minimum impedance of headphones used: 12 Ohm, Power supply: 9 V block battery (not included) or mains adapter, On/off switch on the back, Power LED, Battery control LED, Dimensions: 134 x 73 x 32 mm, Weight: 450 g (without battery), Incl. 2 m breakout cable (mini 5-pin XLR to 2 x XLR female) and power supply unit (9 V/40 mA)