GPS, the R2 of the newest products company, Trimble, which is to work for Rover is made of. This device is capable of receiving GPS satellites, Glonass, Galileo, Beidou, SBAS have is. This feature, along with communication capabilities abundant, such as USB, Wi-Fi, Bluetooth, Com, External, GSM, Radio, and with the approximate weight of a kilogram, it will become a ROVER eBay competitor has. The device 220-channel has been from 48MB keeper domestic, to register data static benefits.The above devices can be used with the controller, the TCU SLATE , TSC2,TSC3 used.This device has the ability to get data from ایستگاهای fixed space telecommunications network and domestic radio systems, the DRI can be.With the number (At the bottom of the ad)please contact us. http://www.geogostar.ir با buy the device Trimble to your credit comment.