With the AVR 161, Harman Kardon offers an especially stylish network receiver. Playing music collections from a computer or network disk is easily done via DLNA and you have access to thousands of internet radio stations with vTuner. You can also stream music from your smartphone or tablet via Bluetooth. The stylish app for Apple and Android devices lets you easily operate the Harman Kardon. A gem of a receiver! This amplifier is fully equipped due to the many options. It has a few signs of wear, but it is a pleasure to work with and, most importantly, listen to. The sound is very clear and nice and warm! Various information: Sound reproduction: Surround Type of amplifier: Surround Speaker channels: 5.1 Speaker channels: 5 Subwoofer channels: 1 Power per channel: 85 watts Surround systems: DTS, Dolby Digital, Dolby TrueHD, DTS-HD Master Pre-out channels: 1 Network connection: Wired Streaming services: vTuner Network connection: Yes Bluetooth: Yes DLNA: Yes Internetradio: Yes Video resolution: Ultra HD (4K) 3D Support: Yes Radio: Internetradio: FM, AM HDMI connection: Yes HDMI-in back: 5 x HDMI-outputs: 1 x Audio Return Channel: Yes Analogue RCA input: 2 x Phono input: No Component inputs: 0 x Component outputs: 0 x Composite input: 2 x Composite video output: 1 x Coaxial input: 1 x Optical input: 1 x Remote control: Yes Operation via iOS app: Yes Operation via Android app: Yes Width: 44 cm Depth: 30 cm Height: 12.1 cm Slim housing: Yes Weight: 4.6 kg Colour: Black Weight including packaging material: approx. 6 kg. The package will be carefully packaged and well protected.