Yamaha DSP-E492 Natural Sound AV Processor/Amplifier 5.1 Digital Dolby Stereo.

Display just says external no matter what buttons you press.

FULLY TESTED AND WORKING CONDITION

HEAVILY BUBBLE WRAPPED FOR SAFE DELIVERY

ANY QUESTIONS PLEASE DON'T HESITATE TO CONTACT ME

PLEASE TAKE A GOOD LOOK AT THE PICTURES PROVIDED

ANY PROBLEMS AFTER SHIPPING WILL BE QUICKLY RESOLVED

PLEASE LEAVE POSTIVE FEEDBACK AS I WILL DO SO IN RETURN THANKS