Privia is the name of one of Casio

Casio

is a multinational electronic devices manufacturing company founded in 1946, with its headquarters in Shibuya, Tokyo, Japan. Casio is best known for its electronic products, such as calculators, audio equipment, PDAs, cameras, musical instruments, and watches...

's digital piano

Digital piano

A digital piano is a modern electronic musical instrument, different from the electronic keyboard, designed to serve primarily as an alternative to a traditional piano, both in the way it feels to play and in the sound produced. It is meant to provide an accurate simulation of a real piano. Some...

 product line. The Privia series currently consists of the PX-130, PX-330, PX-3, PX-830 and PX-730 models. Each of these models share a 4 layer stereo grand piano tone. 4 layers of piano samples provide dynamics which are seamlessly articulated using Casio's Linear Morphing sound technology and 128 notes of polyphony. The Privia PX-320, PX-330 and PX-3 have won the Keyboard Magazine

Keyboard Magazine

Keyboard Magazine is a magazine that originally covered electronic keyboard instruments and keyboardists, though with the advent of computer based recording and audio technology, they have added digital music technology to their regular coverage, including those not strictly pertaining to the...

 KeyBuy award. Consumer Reports

Consumer Reports

Consumer Reports is an American magazine published monthly by Consumers Union since 1936. It publishes reviews and comparisons of consumer products and services based on reporting and results from its in-house testing laboratory. It also publishes cleaning and general buying guides...

 also recognized the PX-320 as the best in it's class. All Privia's feature a Graded Hammer Keyboard action which simulates the action on an acoustic grand. The Privia series has also been known to have excellent quality piano sounds and effects comparable to its competitors like Yamaha

Yamaha

Yamaha may refer to:* Yamaha Corporation, a Japanese company with a wide range of products and services** Yamaha Motor Company, a Japanese motorized vehicle-producing company...

, Roland

Roland

Roland was a Frankish military leader under Charlemagne who became one of the principal figures in the literary cycle known as the Matter of France. Historically, Roland was military governor of the Breton March, with responsibility for defending the frontier of Francia against the Bretons...

, and Kawai

Kawai

The of Japan is best known for its grand and upright pianos, electronic keyboards and electronic synthesizers. The company was established in August 1927, and has its headquarters in Hamamatsu, Shizuoka.-Pianos:...

.

Stage & studio

• PX-3 - A stage ready variation of the PX-330, the PX-3 adds tone editing and controller capabilities and a new Ivory Touch keybed. The internal speakers and accompaniment were removed to a facilitate the new features. The PX-3 weighs under 25 lbs and also won a KeyBuy award from Keyboard Magazine
  Keyboard Magazine
  Keyboard Magazine is a magazine that originally covered electronic keyboard instruments and keyboardists, though with the advent of computer based recording and audio technology, they have added digital music technology to their regular coverage, including those not strictly pertaining to the...
  
  
• PX-330 - Replaced the PX-320 in 2009. The new PX-330 features an LCD display, new improved 4 layer stereo piano tones, a 16 track recorder and new accompaniment capabilities. The PX-330 was awarded a KeyBuy award by Keyboard Magazine
  Keyboard Magazine
  Keyboard Magazine is a magazine that originally covered electronic keyboard instruments and keyboardists, though with the advent of computer based recording and audio technology, they have added digital music technology to their regular coverage, including those not strictly pertaining to the...
  
  
• PX-320 - Upgraded version of PX-310 were released in January 2008. SD-card
  Secure Digital card
  Secure Digital is a non-volatile memory card format developed by the SD Card Association for use in portable devices. The SD technology is used by more than 400 brands across dozens of product categories and more than 8,000 models, and is considered the de-facto industry standard.Secure Digital...
  
   slot was added, the ZPI sound source were changed to AIF and 32-note polyphony were changed to 128-note.
• PX-310 - Privias feature a hammer action keyboard which is purported to be similar to Yamaha's scaled action (lower notes play heavier than the high ones). Also, these units weigh a bit over 26 pounds, the lightest to date in a weighted action. The 310 has 202 sounds including all of the general MIDI set. It has the built in "band-box" rhythms with intro/fill/ending. All Privia's have a built in speaker system and the 310 has standard 1/4" outputs plus dual 1/8" headphone jacks. Most of these also have a stereo input for a CD player, an iPod
  IPod
  iPod is a line of portable media players created and marketed by Apple Inc. The product line-up currently consists of the hard drive-based iPod Classic, the touchscreen iPod Touch, the compact iPod Nano, and the ultra-compact iPod Shuffle...
  
  , another keyboard
  Keyboard (computing)
  In computing, a keyboard is a typewriter-style keyboard, which uses an arrangement of buttons or keys, to act as mechanical levers or electronic switches...
  
  /MIDI module, or even a wireless mic receiver. Enables you to send one line to a sound system with two keyboards (or similar) already mixed together.
• PX-300