REYAX TECHNOLOGY RYS8839 ultra-low power, L1 L5 dual-band GNSS module supports multi-constellation including: GPS (L1C/A,L5), GLONASS (L1OF), BeiDou (B1I. B1C, B2a), Galileo (E1, E5a), QZSS (L1C/A, L1S, L1C/B, L5), IRNSS NavIC (L5), SBAS (L1). Module has integrated digital noise filters for coexistence with other radio systems. Based on the Sony CXD5610GF Engine and the dimension of only 11*8*2.2 mm, device has a sensitivity of -167dBm during tracking and provide 1m high accuracy with position update rate up to 25Hz. With 1 second in hot start and within 24 second in cold start, the quick-start feature allows the device to apply precise positioning and navigation services anytime, anywhere.