Brand: Yamaha
The Yamaha YP-B4 is a portable keyboard that was introduced by Yamaha in 2013. It is designed for beginner to intermediate-level keyboard players who are looking for a lightweight and affordable instrument with a wide range of features.Here are some of the key specifications and features of the Yamaha YP-B4:1. 61 full-size keys: The Yamaha YP-B4 features 61 full-size keys that provide a natural and comfortable playing experience similar to that of a grand piano.2. Touch Response: This feature of the Yamaha YP-B4 adjusts the sensitivity of the keyboard in response to the force and velocity of the user's touch. This results in a more realistic and expressive playing experience.3. Educational features: The Yamaha YP-B4 comes with a variety of educational features, including a lesson function that breaks down songs into smaller sections, a timing function that helps users improve their rhythm, and a repeat function that allows users to practice difficult sections over and over again.4. Sound library: The Yamaha YP-B4 comes with a comprehensive sound library that includes over 570 voices, ranging from traditional acoustic instruments like grand pianos and organs, to modern synth and drum sounds.5. Yamaha's Intelligent Acoustic Sound (IAS): This proprietary technology used in the YP-B4 delivers a rich and vibrant sound that is similar to that of a Yamaha grand piano.6. USB connectivity: The Yamaha YP-B4 has a USB port that allows users to connect the keyboard to a computer or a mobile device for playback, recording, or transferring MIDI data.7. Power adapter and batteries: The Yamaha YP-B4 can be powered using an optional PA-130 AC adapter, or six AA batteries.Overall, the Yamaha YP-B4 offers an impressive combination of features, sound quality, and affordability, making it a great choice for beginners to intermediate-level keyboard players who want a portable and versatile instrument that they can take with them wherever they go.