Key Specifications/Special Features:

Structure: COG
LCD display mode: FSTN, positive, transflective
Viewing angle: 6 O'clock
Driving method: 1/128 duty, 1/12 bias
Backlight: nil
Control/driver IC: SSD1779
Outline: 49.0 x 53.0 x 2.0mm (maximum)
Viewing area: 46.0 x 38.0mm
Active area: 35.81 x 35.81mm
Dot pitch: 0.28 x 0.28mm
Dot size: 0.25 x 0.25mm

Pls feel free to ask me 128*128mm datasheet