Yamaha arius ydp-181 User Manual

Owner’s Manual

Size /Weight

Width

1364 mm (53-11/16")

Height
[with music rest]

853 mm (33-9/16")

[1002 mm (39-7/16")]

Depth

515mm (20-1/4")

Weight

50 kg (110lbs., 4 oz.)

Control Interface

Number of Keys

88

Keyboard Type

GH (Graded Hammer) keyboard

Touch Sensitivity

Yes

Number of Pedal

3

Half Pedal

Yes

Pedal Functions

Damper (with half-pedal effect), Sostenuto, Soft

Display

7-Segment LED

Cabinet

Key Cover Style

Sliding

Music Rest

Yes

Voices

Tone Generation Technology

AWM Dynamic Stereo Sampling

Number of Polyphony (Max.)

128

Number of Voices

14

Effect

Reverb

4 types

Dual

Yes

Songs

Number of Preset Songs

14 Demo Songs, 50 Piano Preset Songs

Recording

Number of Songs

3

Number of Tracks

2

Data Capacity

User songs (100KB x 3),

External songs (639KB)

Compatible Data 
Format

Playback

SMF (Format 0 & 1)

Recording

SMF (Format 0)

Functions

Metronome

Yes

Tempo Range

32–280

Transpose

-12 to 0, 0 to +12

Tuning

Yes

Scale Type

7 types

Storage

Internal Memory

User songs 300KB, External songs 639KB

External Drives

Optional

Connectivity

Headphones

2

MIDI

[IN][OUT]

USB [TO DEVICE]

1

Amplifiers/
Speakers

Amplifiers

20W x 2

Speakers

16cm x 2

Accessories

Owner’s Manual, 

“50 greats for the Piano” Score Collection,

My Yamaha Product User Registration,

Bench (included or optional depending on locale)