Garmin's GPS 152 is of fixed, ocean-going and outdoors ability. Boating airily through the usage of audio features, including arrival alarm, clock alarm, proximity alarm, off-course alarm and anchor alarm. GPS 152's acquisition time is 45 sec cold and 15 sec. For initial acquisition, which lets you properly and reliably disclose your goal. Garmin's GPS 152 receiver is warrantied for one year, and that affords you the opportunity to get the most performance for your buck. Never be at a loss by the use of a quadrifilar helix antenna. Garmin has an excellent technical assistance team, and a quite courteous user support web site.