Number pad with convenient screen and pad buttons with visual and tone confirmation of being pressed.

数字键盘屏幕和便捷的视觉和音色确认被压垫按钮。

youdao

Number pad with convenient screen and pad buttons with visual and tone confirmation of being pressed.

数字键盘屏幕和便捷的视觉和音色确认被压垫按钮。

youdao