$500 New in box Dayton Audio MA1240a Multi-Zone 12 Channel Amplifier ,The high-density solution to the challenges of multi-room audio The Dayton Audio MA1240a features a Class-AB output circuit that delivers superior audiophile sound quality and stable performance. Each of your installation's zones can benefit from the MA1240a's clean audio reproduction and exceptional functionality. The MA1240a can be stacked with other audio components and includes removable ears for mounting in standard audio racks (2RU). You have to feed the machine—and it's easy! Two common BUS inputs feed audio signals from standard line-level audio sources to any or all channels. Each of the twelve channels has its own dedicated input and independent level adjustment to provide further flexibility. By simply flipping a single switch, two channels can be bridged to increase the total power output for that zone. This is helpful when extra power is needed in certain areas All of the convenience and system status monitoring you could need The MA1240a's manual, automatic on/off, or triggered 12V input turn-on modes facilitate easy integration into automated systems. For quick and easy troubleshooting of the system, each pair of channels or zones has a bi-color LED to indicate its operational status. Highlights Robust 60 WPC output at 4 ohms, 40 WPC output at 8 ohms Independent and bus inputs enable unparalleled flexibility,Bridgeable channel outputs provide additional power when needed,Independent channel gain controls allow the output of each speaker to be perfectly matched,Multi-stage protection circuitry for reliability and easy troubleshooting of audio systemTemperature controlled cooling fans,ENERGY STAR and CE EuP directive compliant, consumes less than 1/2 a watt in standby Make sure to check my page I have 100's of other items for sale, I offer free delivery in orders of $60 or more,anything from shoes,toys,legos,collectibles,bike,furniture office desk,clothes,faucets for home improvement,tools,electronics,cell phone,tablet cases at wholesale prices and computer accessories and much more things that you can find cheaper than Amazon....pallets.