Detail 01
Graded hammer action
The lower keys have a heavier touch and the upper keys a lighter one.
Product detailSKU #1500000394931
WilliamsAllegro IV 88-Key Digital Piano - Black
Salebalancedversatileclassicalpop
1/8
Independent shopping perspective
The Korena take
Allegro IV is an 88-key digital piano built around graded hammer action, adjustable velocity curves, and a stereo Italian concert piano sample. Its 12 instrument sounds, layer and split modes, lesson mode, and user-song recording support varied practice and playing workflows. Bluetooth audio lets you send tracks or tutorials through its stereo two-way speaker system, while Bluetooth MIDI and USB audio/MIDI connect it with compatible devices and computers. A sustain pedal, music stand, and power supply are included.
Strong match
Who this is for
- Home practice that combines weighted keys, lesson mode, and Bluetooth audio playback.
- Computer-based work using USB MIDI and stereo audio output from the piano.
- Playing layered or split keyboard parts with the 12 available instrument sounds.
What matters in use
The specifications, translated
Catalog numbers tell only part of the story. These are the details most likely to change how this product feels, sounds, or fits into a setup.
Detail 02
Bluetooth audio and MIDI
Streams audio to the piano and provides wireless MIDI connectivity.
Detail 03
Stereo two-way speakers with DSP-tuned ported cabinet
The speaker system uses woofers and tweeters in a ported, DSP-tuned enclosure.
Detail 04
Two headphone outputs
Provides two front-panel 1/8-inch headphone connections.
Final check
Know before you order
- 01Optional wooden stand and triple-pedal unit are sold separately.
- 02The piano measures 52 × 4.5 × 13.2 inches and weighs 35.5 lb.
Product questions
Before you decide
Straight answers to the questions shoppers most often ask about this product.
01What comes with the Allegro IV?
It includes a sustain pedal, music stand, and power supply.
02Can I connect it to a computer?
Yes. USB provides MIDI input and output plus stereo audio output.
03Does it have weighted keys?
Yes. It has 88 weighted, velocity-sensitive keys with graded hammer action.
04Can I play audio through its speakers?
Yes. It supports Bluetooth audio and has a 1/8-inch auxiliary input.
Reference
Full specifications
The complete catalog record, organized around the decisions musicians make when comparing gear.
6 detailsSound
- Piano Voice
- Stereo Italian concert piano sample
- Speaker System
- Stereo 2-way speaker system
- Speaker Enclosure
- Ported cabinet with DSP tuning
- Voices
- 12 instrument sounds
- Effects
- Reverb, chorus and modulation effects
- Modulation Effects
- Rotary speaker and vibrato
1 detailsPickups & controls
- Effects Controls
- Reverb, chorus and Mod FX
2 detailsPlayability
- Keyboard
- 88 weighted velocity-sensitive keys
- Key Action
- Graded hammer action
1 detailsBody & build
- Color
- Black
4 detailsConnections & power
- USB
- USB MIDI in and out and stereo audio out
- MIDI
- USB and Bluetooth MIDI with 16 channels
- Aux Input
- 1 × 1/8 inch
- Line Outputs
- 2 × 1/4 inch unbalanced
2 detailsSize & weight
- Weight
- 35.5
- Dimensions
- 52 inch × 4.5 inch × 13.2 inch
12 detailsOther
- Equalization
- EQ control
- Headphones
- 2 × 1/8 inch
- Recording
- User song recording supported
- Split Mode
- Yes
- Model
- Allegro IV
- Lesson Mode
- Yes
- Touch Response
- Adjustable velocity curves
- Accessories
- Sustain pedal, music stand and power supply
- Demo Songs
- 12
- Layer Mode
- Yes
- Product Type
- Digital piano
- Bluetooth
- Bluetooth audio and Bluetooth MIDI
