Telephone Management Application, Material Plastic, Overall Depth Not Applicable, Overall Height Not Applicable, Overall Width Not Applicable, Compatible with Grainger Part Number Not Applicable, Compatible with Series Red Alert Phones, SMART Phones, Resistance Properties Not Applicable, Features Automatic Polling of RED ALERT or SMART Telephones, Graphical User Interface, Programmable Operating Parameters, Unlimited Polling Quantity of VoIP Telephones, Color Black