Nice Onkyo receiver, equipped with Wide Range Amplifier Technology that allows a balanced audio sound to be set. The microphone for this is not supplied. Receiver features 100W per channel and many different connection options like HDMI, analog and digital audio inputs and multiple component and composite video inputs. The device is in good conditions. It has a single scratch which you can see on the pictures. Remote control is lacking. GENERAL: Music Power: Surround Amplifier Type: Surround Speaker channels: 5 channels Speaker Channels: 5 Subwoofer channels: 1 Surround Systems: Dolby Digital CONNECTIONS: HDMI: HDMI x 4 in back HDMI Outputs: 1 x Audio Return Channel Analog RCA input: 6 x Component Inputs: 2 x Component outputs: 1 x Composite input: 4 x Composite Output: 1 x Coaxial Input: 1 x Optical Input: 2 x SPECS: Tuning range: FM, MW Power output: 100 watts per channel into 6Ω (stereo) Surround output: 100W (front), 100W (center), 100W (rear) Frequency response: 5Hz to 100kHz Total harmonic distortion: 1% Damping factor: 60 Input sensitivity: 200mV (line) Signal to noise ratio: 100dB (line) Output: 200mV (line) Speaker load impedance: 6Ω to 16Ω Digital inputs: coaxial, optical, USB Video Connections: HDMI, component, composite Dimensions: 435 x 150 x 318mm Weight: 7.6kg