Samson S BULL;ZONE S Zone 4 Channel Stereo Mixer Onboard Speaker for Monitoring The S-zone gives system installers all the features they need to control up to four zones of audio with a compact, single rack space unit. It features two balanced mic and four stereo aux/line inputs with a unique front panel control section that allows you to assign any of the four inputs to any of the four zones with just the push of a button. The front panel layout also has input and output volume controls, independent 2-band equalization, and an on board speaker for selectable zone monitoring. Features: 4-channel/4-zone stereo mixer Two Mic/Stereo Line inputs with ducking Two Stereo CD/Line inputs Onboard Speaker and Headphone monitoring Euroblock output connectors Remote Volume Control Echotone Music LLC is an experienced E-commerce Audio Visual Equipment dealer since 1998. We take pride in selling Pro Audio gear for musicians, sound engineers, production companies and broadcast applications. Shipping --Pro packed shipped USPS, UPS or Freight Service. Contact us pay for 2 day air upgrade on any unit. We are working hard to get your product ( built if needed), processed shipped. Processing times vary, 2-30 days Returns/Refunds- If there is truly a manufacturing defect a return tag will be provided. Otherwise customer pays for return shipping. Returned items must be sealed/unopened to qualify for a full refund. Refunds are for the Item cost only. Gear returned with out all its original packaging, accessories or shows signs of wear, is subject to an additional service fee. This item is now used and it would be unfair to resell to another customer as new. What products can not be returned? - Clearance items, Custom Builds, items identified as non-returnable, discontinued items, used or NOS items, electronic software downloads, demo gear, computers, vacuum tubes, earbuds, harmonicas raw-frame speakers, drumheads, drumsticks, turntable cartridges, fog fluids