So you would like to stay connected to your group outdoors without a cellular connection? The XQUAD has you covered. It allows individual and group GPS tracking over an area of 3.7 miles. You get real-time tracking up to 30 people. The battery lasts up to 72 hours.
XQUAD takes advantage of GPS, GLONASS, Galileo, and Beidou satellites for position tracking. It track the position of every person and put them on a radar map. The device doesn’t require a phone, WiFi, or Bluetooth to work. You can find it on Indiegogo at this time.