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Keypad
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<p>A keypad is a block or pad of buttons set with an arrangement of digits, symbols, or alphabetical letters. Pads mostly containing numbers and used with computers are <a href="/facts/Numeric_keypad/S92eFIVP">numeric keypads</a>. Keypads are found on devices which require mainly numeric input such as <a href="/facts/Calculator/eeLfRS8L">calculators</a>, <a href="/facts/Television_remote_control/A9zmkgIV">television remotes</a>, <a href="/facts/Push-button_telephone/6dybQS6M">push-button telephones</a>, <a href="/facts/Vending_machine/3YNz3yKU">vending machines</a>, <a href="/facts/Automated_teller_machine/8y5eVFUr">ATMs</a>, <a href="/facts/Point_of_sale/DwUHVn2v">point of sale</a> terminals, <a href="/facts/Combination_lock/Xy6zqVFT">combination locks</a>, <a href="/facts/Safe/NFGlRn7D">safes</a>, and <a href="/facts/Digital_door_lock/IFHjeqPa">digital door locks</a>. Many devices follow the <a href="/facts/E.161/F08I2gG8">E.161</a> standard for their arrangement. </p>