Profile: Protel, Inc. is a manufacturer of payphones. We are an ISO 9001 certified company. Our product line includes pay phones, remote monitoring, media machines and electronic coin scanners. Our brands include Protel™. Our smart payphones chassis are equipped with thumbscrew mounting bolts which eliminates the need for tools during installation. The easy cover over it provide quick access to the battery & circuit board for field maintenance and upgrades. The payphone is also featured with additional storage capacity. The Pro-Star® monitor is installed within the vending machine and interfaces with the machines. DEX port and other auxiliary machine connectors to monitor machine conditions. The Pro-Star® monitor can pass DEX data and machine events or conditions to the IVS management software. These solutions include combinations using the standard telephone network, cellular, 900 MHz RF, and power-line modems.