The other keys are for ASCII and functions in the first keyboard, for numeric, punctuation and functions in the second, and nearly the same as the keys of an ordinary microcomputer keyboard in the third.

• 各种样机均包括103个汉字键；代表汉字的411个字音(每键代表4个字音)和4个切换键；按字音整字输入.；第一种的其余键为ASCII与功能键；第二种的为数字、符号与功能键；而第三种的则几乎和微型机的普通键盘相同