tested and in working condition, but with no guarantee
has general usage makes but no major dents scratches etc
YAMAHA DSP-AX640 AV AMPLIFIER SPECIFICATIONS: 85 watts x 6 (8 ohms RMS) Decoders: Dolby Digital, Dolby Digital EX, DTS, Dolby Pro Logic II, DTS ES Discrete 6.1, DTS Neo:6, DTS-ES Matrix 6.1 modes: 32 bit DSP Processing, 24 surround programmes (44 variations) including Silent Cinema and Night Listening mode, 5 band centre channel graphic equaliser : 2 x video inputs (with component, composite, S-Video and audio in)
2 x video loops (with composite, S-Video & stereo audio in and out)
1 x front video in (with S-Video, composite video and stereo audio)
Component video out HDTV (720p/1080i) compatible
Composite video monitor output, S-Video monitor out
AV record out selector, video format conversion built-in Audio inputs: 3 x optical and 1 x coaxial digital inputs, CD, tuner, tape loop, 6 channel input, 6.1 channel pre-outputs, front-mounted optical input : Two pairs of independently switchable stereo speaker outputs, rear stereo, rear centre, front centre - all binding posts which can be simply modified to accept 4mm banana plugs : Subwoofer pre output, 6.3mm (1/4") headphone socket on the front, optical digital output Remote control: Yes, with preset options for other AV components " target="_blank">On screen display? No Dimensions WxHxD / Weight: 435 x 171 x 390mm / 13 kg Supplied accessories: Remote control, batteries Colour: Black or silver Extra: 96kHz/24 bit D>A Conversion, wideband frequency response - up to 100kHz - for SACD or DVD Audio compatibility.