Abbreviation for Universal Serial Bus: a standard for connection sockets on computers and other electronic equipment. Your home theater most likely has some sort of USB connector to it. USB connectors are used to apply different peripherals to your home theater system therefore expanding the capabilities. For example you might be able to plug your iphone. ipod or ipad into your home theater system via a USB connector.





Type Mini-A


Type Mini-B


Type Micro-A


Type Micro-B



USB connectors have evolved to stay in pace with the latest technology and the different types manufacturers decide to implement into their designs.  The days of one universal plug for all of your devices are over. That is why so many USB adapters are available on the market today.

Dolby Pro Logic 2Z

Dolby Pro Logic 2z for Heightened Surround Sound

Are you ready to enter a completely new dimension in home theater listening? Dolby® Pro Logic® IIz technology takes you there—and keeps you there—with surround sound so awesome, you’ll be riveted to your seat.

With Dolby Pro Logic 2z you experience an incredible sense of airiness—a depth and presence unlike any you’ve heard before—when enjoying your music, movies, and video games.

Dolby Pro Logic 2z delivers these enhanced effects through the addition of front height channels. These added channels create a soundstage so lifelike, you’ll think the rain in a movie is actually falling on your roof. Special effects will hit with an intensity you’ve never experienced before. And you’ll feel like you’re front and center when watching concert videos. Take your listening to the next level with Dolby Pro Logic 2z.

Dolby Pro Logic 2z Benefits

  • Delivers a compelling and enveloping listening experience
  • Adds depth and dimension for a lifelike soundstage
  • Provides you with a wide range of choices for speaker positioning to optimize sound in almost any room
  • Works with existing soundtracks by identifying and decoding spatial cues that occur naturally in a soundtrack

Receivers that feature Dolby Pro Logic 2Z

Pioneer VSX-1021-K

Denon AVR-1910

Onkyo TX-NR509

YPAO Microphone

YPAO	Yamaha Parametric Room Acoustic Optimizer

YPAO Sound Optimization for Automatic Speaker Setup

YPAO analyzes the room acoustics and adjusts various audio parameters for optimum sound in just a few minutes. It’s like having a professional installer calibrate your system.

YPAO-R.S.C. (Reflected Sound Control) Sound Optimization

YPAO-R.S.C. analyzes room acoustics and measures various speaker characteristics, then calibrates audio parameters to achieve optimum sound. It employs Reflected Sound Control to correct early reflections for studio-quality sound. It also provides DSP Effect Normalization, which varies the CINEMA DSP parameters according to the reflected sounds.

YPAO    Yamaha Parametric Room Acoustic Optimizer

To see the Yamaha receivers that offer the YPAO Yamaha Parametric Room Acoustic Optimizer click here