Act-3ABM 5.1 channel pre/pro with DD, DTS, DPL and stereo. Has 8 digital coax and 3 optical inputs, 8 stereo analog audio inputs, 3 S-video and 4 composite inputs. Cosmetically very good, minor nick on top edge of front panel, you have to look for it to find it. Electronically flawless. Factory upgradeable to 7.1, including DD-EX, DTS-ES, DPL-II, DTS Neo:6 and additional modes. See www.aragonelectronics.com for upgrade info. I'm the original owner. Comes with original inner and outer double shipping box, manual, remote and power cord. pics available on request. $550US $500US plus shipping from 97381.