On the lower end are the YHT-S350 and YHT-S400, pictured after the break.

ENGADGET: Yamaha combines receivers with subwoofers and soundbars for trio of HTIB offerings

The YHT-697BL offers a full complement of HD Audio format decoding, including Dolby TrueHD, DTS-HD Master Audio, Dolby Digital Plus and DTS-HD High Resolution Audio.

ENGADGET: Yamaha YHT-697 home theater in a box brings AirPlay, iPad connectivity to the masses

Style is the hallmark of the YHT-697BL, as evidenced by its two glossy black curvilinear front channel towers and three compact, wall-mountable surround and center channel speakers.

ENGADGET: Yamaha YHT-697 home theater in a box brings AirPlay, iPad connectivity to the masses

Yamaha integrated its improved YPAO system calibration into the YHT-697BL to ensure more accurate room measurements by confirming that the subwoofer is fully responding before making audio adjustments.

ENGADGET: Yamaha YHT-697 home theater in a box brings AirPlay, iPad connectivity to the masses

The YHT-697BL features HDMI 4K and 3D video pass-through with Audio Return Channel (ARC) and Yamaha's proprietary CINEMA DSP 3D audio to ensure that the system will deliver superior home theater experiences for years to come.

ENGADGET: Yamaha YHT-697 home theater in a box brings AirPlay, iPad connectivity to the masses