There is no need to worry about battery life with the S631- its batteries have enough power to go for 9 hours, and the hot swappable batteries mean no delay and no reconfiguration. Because of its internal cell modem and powerful 1 Watt internal radio, the S631 lets you easily choose the communication settings that meet the requirements for your job. Hemisphere’s latest design has solved common frustrations with several solutions. Some constellations and signals include: GPS L1CA, L1P, L1C, L2P, L2C, L5, GLONASS G1, G2, G3, P1, P2, Beidou B1i, B2i, B3i, B10C, B2A, B2B, ACEBOC, GALILEO E1BC, E5a, E5b, E6BC, ALTBOC, QZSS L1CA, L2C, L5, L1C, LEX, IRNSS L5 and Atlas. Gone are the struggles of pole-levelling!īecause of its design with the Phantom P40 board, the Hemisphere S631 has access to an array of constellations and signals, allowing for performance and variety in multi-path environments. There is nothing more practical and versatile than an internal tilt sensor- and with the S631’s design, you can get up to 60° of tilt, with 2 cm of compensation at 30° or 5 cm at 60°. The Hemisphere S631’s reputation is gaining popularity in the market, competing even with well-established GNSS brands. But its great features don’t stop there the S631 is known for its tilt shot ability, P40 board, plethora of constellations, performance under canopy, and impressive range. The Hemisphere S631 is the latest and greatest GNSS receiver from Hemisphere, capitalizing on the best of the S320 and S321+: the compact, hot swappable batteries from the S320 and the robust RTK engine and great Satel radios from the S321+.