Featuring 25 x 25 mm form factor, 300 mW Model S2525F8-BD-RTK simultaneously tracks up to 28 satellites and supports GPS, BDS, QZSS, and SBAS. Receiver operates in both base station and rover modes. As rover, device receives RTCM 3.0 or 3.1 data from base station, or raw measurements from another S2525F8-BD-RTK receiver serving as base station, and performs carrier phase RTK processing to achieve relative positioning with 1 cm + 1 ppm position accuracy within 10 Km baseline.