Boxnbeat is providing you with the Denon HEOS Super Link Networked Multiroom Pre-Amplifier. This system is designed for custom installation. It is the central switching hub for Denon’s multi-room products, as well as being able to operate as a hub. You can play your favourite music wirelessly throughout your home with this app-controlled system. With Denon’s new HEOS multi-room pre-amplifier, you can fill your home with sound. With HEOS superlink, you can control, Denon HEOS Drive Multi-Zone CI Pre-Amplifier, 4 HEOS Zones, 3rd Party Control Compatible, HighRes Audio Streaming, 4 x 12V Trigger Outputs, Fiber Optic, and Digital Coaxial outputs per zone, Dolby Digital Decoding, and 4 x USB ports.