This is a pre-owned item subject to final sale - please e-mail us with any questions! Mytek's Liberty THX AAA™ Headphone Amplifier provides ultra precision sound with almost unmeasurable distortion from the most demanding headphones. Our Take Liberty THX Headphone Amplifier has been designed under the license of THX Corporation. It uses the THX highest performance THX AAA 888 circuit which THX defines it as “World’s Most Linear Amplifier Technology,” it’s outstanding sound and other features make Liberty HPA the perfect reference tool for music listening and production! Features • Crossfeed/Mono function for speaker & radio compatibility • Automatic gain sensitivity - adjusts for sensitive In Ear Monitors • Robust performance in small portable 1/3 rack package • Built in oversized 60W linear toroid Dual Mono Power Supply • INPUTS: 3xRCA Stereo Pair, 1 3pin XLR&1/4” Pair Balanced • Headphone Outs: XLR 4pin, 4.4mm, 1/4” and 3.5mm • Single Ended RCA Stereo Preamp Out • 2 Year Warranty Technical Specs Frequency Response 20Hz to 20kHz Headphone Output Up to 6W THD -150 SNR 147 dBA Weighted Volume Control Premium 27mm analog ALPS attenuator Dimensions (including connectors) (w)5.5" x (D)8.8" x (H)1.74” Weight 4 lbs