Made of durable 14-gauge stainless steel with tamper resistant locking system. This phone is perfect for use as an emergency phone or as an incoming-calls-only phone for industrial applications. Heavy-duty armored handset is hearing aid compatible (HAC) and has an anti-static receiver, additional lengths and options available. Noise-Canceling Microphone option is recommended for loud environments.

The EP-3500 is a customer programmable automatic dialer push button phone. The push button is programmable to dial 1-11 digits allowing you to program the phone to automatically dial any emergency number you choose