A real musician’s mini keyboard you can carry in a backpack. The Yamaha PSS-A50 is a 37-key mobile keyboard for performing and recording. It has touch-sensitive high-quality mini keys, an arpeggiator, a phrase recorder and USB-MIDI – big sounds in a small body.
Why customers choose it
Who it is for
Young musicians and teenagers, beatmakers and producers who want a small MIDI keyboard that also works on its own, travellers, and anyone who wants to practise ideas away from a big keyboard.
What’s in the box
- Yamaha PSS-A50 keyboard
- USB cable
- Owner’s manual
Specifications
| Keys | 37, HQ (high-quality) mini, touch response |
|---|---|
| Voices | 40 Voices + 2 Drum Kits |
| Polyphony | 32 |
| Arpeggio | 138 types |
| Motion Effect | 34 types |
| Phrase Recorder | 1 phrase, approx. 700 notes |
| Controls | Metronome, tempo 11–280 with tap, octave ±4, transpose ±12, panel sustain |
| Connections | Stereo mini jack (PHONES/OUTPUT), USB TO HOST (MIDI, micro B) |
| Speaker | 8 cm × 1, 1.4 W amplifier |
| Power | 4 × AA batteries or USB power adaptor 5 V / 500 mA (sold separately) |
| Dimensions (W × H × D) | 506 × 54 × 201 mm |
| Weight | 1.2 kg (without batteries) |
| Key Type | HQ mini, touch response |
| Connectivity | USB-MIDI (micro B), 3.5 mm phones/output |
| Battery | 4 x AA |
Good to know
- Batteries and the USB power adaptor are not included; the included USB cable can power it from a computer.
- A USB mobile battery works if it has a low-current mode and can supply devices using 40 mA or less (Yamaha).
- Music software for the computer is sold separately.
FAQ
Can I use it as a MIDI controller?
Yes. Connect it to a computer with the USB cable and it sends MIDI to your music software.
Is it touch sensitive?
Yes, with Soft, Medium and Hard settings, or Fixed if you prefer.







































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