The Link 2. Turns any audio device into a multiroom player. The Link 2 is a clever little multiroom adapter - an easy way to connect all your audio gear to the Audio Pro multiroom system. Connect it to active speakers, radios, hi-fi systems or AV receivers and control everything with the Audio Pro Control app. multi-room Multi-room sound and sharing by multiple people. Group and play, set two devices left/right for stereo sound, play all devices individually or together - or not. It's your decision. app control Operation is easy. We know everyone says that, but with this app it's really easy. From the lightning-fast setup to use, everything works seamlessly. Wireless and wired You can use the Link 2 wirelessly with AirPlay, Google Cast and Spotify Connect. Of course, Bluetooth is included. But the Link 2 also offers the full program via cable: Analogue IN. and outputs via RCA/Cinch, digital inputs and outputs via optical or coaxial TOSLink as well as a USB-A port for hard drives and USB sticks and an Ethernet port are available. The Audio Pro Link 2 is available in dark grey. Furnishing Inputs: 1x RCA/cinch, USB-A, 1x coax digital, 1x optical digital Wireless access: Wifi and Ethernet, Bluetooth 4.2 Outputs: 1x RCA/cinch line-out and one each optical and coaxial digital output Compatibility with wireless networks: 802.11 b/g/n, 2.4 and 5GHz Audio formats supported: MP3, WMA, AAC, FLAC, Apple Lossless Wireless technologies: Audio Pro Multiroom, Google Cast, Spotify Connect and Apple Airplay 2 Technical specifications Dimensions HxWxD: 36 x 180 x 126mm Weight: T