DENON | 9.4ch 200w/ch 8K Ultra HD AV Amplifier with 3D Audio, HEOS Built-in and Voice Control Black | AVC-X4800HDesigned and manufactured in Japan, the powerful AVR X4800H drives 9. 4 channels of amplification. With Dolby Atmos and DTS: X, plus IMAX Enhanced and Auro 3D, the AVC X4800H envelops larger living spaces in breathtaking 3D audio. With HEOS Built in, wirelessly stream your favorite music. Enveloping 3D audio: Feel like you're in the center of the action with enveloping 3D sound. Expert ready: Take advantage of the wide variety of configuration options