Versatile accurate monitoring. The Mackie HM 800 Headphone Amp will be a welcomed addition to your professional recording set up particularly excelling in live and studio scenarios. Monitor with ease and precision through the HM800s independent level controls stereo/dual mono selection and 7-segment LED meters. This enables you to create unique headphone mixes catering for everyones desires to enhance performance and recordings. The compact nature of the HM800 makes it ideal for installed applications within performance venues houses or worship recording studios and even practice spaces. Encased in a solid steel chassis Mackies Built-Like-A-Tank construction guarantees long lasting high quality performances to cope with the portable life of the touring musician and recording engineer making the HM-800 a steal for its price. Tailored mixes The Mackie HM-800 Headphone Amp offers eight independent two input channels and a total of 16 headphone outputs making it the perfect addition for any professional musician or recording engineer wishing to expand their current set up. Whether youre on stage or in the studio solid headphone mixes are a necessity for inspiring musicians to achieve powerful performances. The flexibility and versatility of the Mackie HM-800 ensures that the performer has total control over their sound. The inclusion of 1/2 switches enables the user to seamlessly switch between audio sources allowing them to plug in any device or tablet to reference tracks during the session or even enjoy their favourite music during down time. Each channel offers versatility with the inclusion of eight stereo/mono switches. Selecting stereo ensures that any width and depth created through the use of panning and reverb translates to all headphones.Summing to mono enables you to check phase coherency when recording and provides consistency across all headphone types. The ability to select this option on each channel enables the user to have total control without compromise. High fidelity playback High quality analog circuitry promises detailed playback designed to provide the listener with sparkling highs and warm lows alongside clear 7-level LED meters allowing you to monitor audio accurately eliminating the possibility of clipping and distortion. Built to last Mackie take pride in the build quality of their equipment providing Built-Like-A-Tank™ construction and the HM-800 is no exception. The amplifier features a robust solid steel chassis designed to cope with the day to day hardships of the working professional. The construction philosophy is also reflected in the use of long wear potentiometers and switches providing you with years of trouble free use and high quality performance. The HM-800s 19″ 1U rack-mountable chassis enables the amplifier to be mounted in both studio and location rigs making it the ideal choice for live shows sessions podcasts as well as studio recordings. Features 12 total headphone outputs 2 main stereo inputs with individual level control Stereo outputs 7 segment LED metering per channel plus main 2 headphone outputs per channel 8 independent aux inputs for up to 8 individual stereo mixes Input select and stereo/mono switches per channel Renowned Mackie Built-Like-A-Tank™ construction Specifications Frequency Response: 20hz-20khz. Noise: -70dB Distortion: (THD) +4 DbU 1kHz unity gain < 0.005 Maximum levels: Main Input: +19dBu balanced / unbalanced. Aux Input: +20-dBu unbalanced. Headphone: 550mW / Channel @ 47 Ω (+21dBu) CMRR (Main Input): > 52dB @ 1Khz Gain Range: (Main Input -67 to 19dBu Input type: Female XLR Balanced. Female 1/4″ balanced – unbalanced Main Input Impedance: 40 KΩ balanced 20 KΩ unbalanced. Aux Input Impedance: 13 KΩ unbalanced. Output Type: Male XLR Balanced. Female 1/4″ Balanced – Unbalanced Headphone Output Impedance: 3 Ω unbalanced. Detachable line cord: 100 – 120V 50/60Hz 24W 220 -240V 50/60Hz 24W AC Connector 3-pin IEC 250 VAC 10 A male Height: 1.8 in / 46mm Width: 19.0 in / 483mm Depth: 8.8 im / 224mm Weight: 8.0lb / 3.6KG