The Stainless Steel Illuminated Keypad is a keyboard specially designed for industrial environments. It is made of stainless steel and has features such as waterproofing, dust-proofing, shock resistance, and scratch resistance.
Firefighter telephone jack is a special communication device designed to meet the communication needs of firefighters in response to fires or other emergencies.
This article describes the characteristics of RS232 industrial keypad, analyzes the various uses that keypad can be applied to, and introduces the breadth and particularity of the keypad.