Get ready to enhance your audio experience with this amazing Onkyo M-504 Power Amplifier. This high-quality amplifier is perfect for any home audio setup and is designed to bring out the best in your music. Made in Japan, this amplifier is a testament to the quality and craftsmanship of Onkyo products. With a sleek black design, this Onkyo M-504 amplifier is the perfect addition to your home audio system. Whether you're a music lover, audiophile, or just looking to upgrade your sound system, this amplifier is the perfect choice. Don't miss out on the opportunity to take your audio experience to the next level with this incredible Onkyo M-504 Power Amplifier.Power output: 165 watts per channel into 8Ω (stereo)Frequency response: 1Hz to 100kHzTotal harmonic distortion: 0.003%Damping factor: 140Input sensitivity: 1VSignal to noise ratio: 120dBDimensions: 465 x 185 x 422mmWeight: 22.5kgI am the sole owner and the unit has always been maintained/operated in a climate controlled and smokeless environment.