- Viking stainless steel handsfree telephone with keypad and enhanced weather protection- Vandal resistant features: 14 guage louvered stainless steel faceplate with stainless steel speaker/mic screen heavy duty metal keypad and Call button- Enhanced weather protection- Yellow in use LED- Volume adjustments for microphone and speaker- Advanced call progress detection: disconnects on busy signal return to dial tone CPC reorder tone maximum call time out and selectable silence time out- Selectable a