Yamaha power amplifier "PX5". I purchased multiple units, including spares, for system construction, but I have an excess, so I am selling it new and unopened. No smokers, no pets, indoor storage. ■Type: Power Amplifier ■Stereo Output (2 ohms): 500W + 500W ■Stereo Output (4 ohms): 800W + 800W ■Stereo Output (8 ohms): 500W + 500W ■Frequency Response: 20Hz～20kHz, ±1.0dB ■Input Terminals: XLR, Phone ■Output Terminals: Speakon, Binding Post, Phone ■Power Consumption: 230W ■Dimensions: 480W x 88H x 388D mm ■Weight: 6.9 kg ■Accessories: AC cord anti-detachment clamp, USB cap, Instruction manual x 1, Specification sheet x 1, AC cord (2.5m, 3P, 3P-2P conversion adapter) x 1 Since this is a new, unopened item, I have not checked its operation. Please contact the manufacturer for initial defects. (※ The serial number is kept for security reasons to prevent swapping.) I will not negotiate price reductions in the comments. Please enter your desired price from the price reduction request. If you purchase it as a set with the CBR10 (2 units) currently on sale, I am considering selling it for ¥125,000. Please make a purchase request from the bulk purchase request.