AudioControl’s new Concert AVR-6 and Concert AVR-8 are home theater receivers capable of both “Ultra HD” and 4K (3840×2160 pixel resolution). The Concert AVR-8 offers an amp with seven 200 watts per channel, while the Concert AVR-6 offers seven 100 watts per channel theater. Both output 8 ohms.

Features include:

• 7.1 Home Theater 4K Ultra HD and 3D advanced surround sound receiver
• Seven HDMI inputs; 4x COAX SPDIF; 2x Toslink; 6x RCA Phono; USB Input and Ethernet
• Ability to be configured as a full 7.1 system, or as a 5.1 system with the 2 remaining channels serving a second zone
• Dual HDMI outputs (ARC compatible), 3x component outputs, 2x composite
• ARC (Audio Return Channel) compatible
• Zone 2 audio output
• Proprietary auto room set-up and room correction with equalization
• HDMI Ultra HD 4K and 3D video pass-through and up-scaling capability
• Surround modes include Dolby True HD; Dolby Digital Plus; Dolby Digital EX; Dolby Digital 5.1 Dolby Pro
• Logic IIx; DTS-HD Master Audio; DTS-ES 6.1 Discrete; DTS-ES 6.1 Matrix; DTS 5.1
• Ability to scale to any resolution to 4K or 1080p
• Control can be Ethernet, RS232, 12 volt trigger and IR
• AudioControl iOS Control App available free on the iTunes Store (and streaming control Apps)
• Internet radio and music streaming services including fully integrated FM/DAB/DAB+ in appropriate markets
• USB supports memory devices and digital audio from iPod, iPad and iPhone

Full specs are here.