PLNT10 - Single Line Telephone With Convertible Headset, Gray Buttons & Keys: Flash Button, Buttons & Keys: Mute Button - With Indicator, Buttons & Keys: Redial, Buttons & Keys: Volume Control, Buttons & Keys Type: Mute Button, Buttons & Keys Type: Redial, Buttons & Keys Type: Volume Control, Buttons & Keys Type: Flash Button, Color: Gray, Interfaces/Ports: Headset, Phone Features: Noise Reduction System, Phone Features: Indicator - On Line, Phone Features: Indicator, Phone Lines: 1, Product Model: T10, Standard Warranty: 1 Year Shipping Dimensions: 9.75" x 10" x 3.5", Temperature: -40 C (-40 F) to 65.5 C (149.9 F) Storage, Temperature: 3.9 C (39.02 F) to 48.9 C (120.02 F) Operating Sold as 1 each