The Unication G1 Voice Pager offers BEST in class reception & voice clarity, so calls come through loud & clear, even in fringe coverage areas. The G1 is rich with standard features that include customizable alert tones, 7 programmable backlight colors, 16 minutes stored voice, and 11 minutes of voice memo. This device is a software-defined pager that allows you to keep your current device updated with the latest features & functionality. Don't miss the most rugged voice pager on the market!