Modifies a noun

• telephone: You will also need a touch-tone telephone in order to operate your account over the phone.

• phone: These systems allow the user to key in the figures from a simple return on their touch-tone phone.

• system: Switching to a more conventional voice menu touch-tone response system is planned.

• keypad: With touch-tone keypad, follow the voice prompts and enter your payments and card details via your telephone keypad.

• menu: The ones that use touch-tone phone menus and the ones that just don't answer emails for example.

• press: If using a touch-tone press 9-1-1 every 5 seconds throughout the order.