The Laipac S-911 Personal Locator. GPS tracker with two way voice calling capability over GSM/GPRS, SMS messages and a ‘geo-fence’ feature for locating bodies moving outside an allotted area.
The Laipac S-911 Personal Locator can be used as emergency cellular phone with speed dialing for two-way voice communication, it can silent call 911 for assistance with personalized voice to report location and time stamp, it can send SMS messages to a control center and can also be monitored as real time on internet…The S-911 has a built in high sensitivity GPS receiver which can provide indoor and under bridge location capability where normal GPS is unable to do so.