 | GGM-5546-MT | Size :55X46mm MTK3339 chip GPS single mode |  |
 | GRM-5853F5LRKW-BKGB | Size :58X53mm BK1662 chip Dual frequency multi-mode RS232 Low power consumption with RTK algorithm IPX7 waterproof | |
 | GGM-4018-MTR | Size :40X18mm MTK3337 chip GPS single mode | |
 | GGM-4018-MTBD | Size :40X18mm MTK3333 chip GPS& Beidou dual mode | |
 | GGM-4538-HDBD规格书 | Size:45X38mm Huada 8020 Chip GPS&Beidou Dual Mode | |
 | GGM-3325-MTR | Size :33X25mm MTK3337 chip GPS single mode | |
 | GGM-4538-MTR | Size :45X38mm MTK3337 chip GPS single mode | |
 | GRM-4538-MTR | Size :45X38mm MTK3337 chip GPS RS232 communication mode | |
 | GUM-4538-MTR | Size :45X38mm MTK3337 chip GPS USB communication mode | |
 | GGM-4538-MTBD | Size :45X38mm MTK3333 chip GPS& Beidou dual mode | |
 | GGM-4538-MT | Size :45X38mm MTK3339 chip GPS single mode | |
 | GGM-4538-GKBD | Size:45X38mm Goke GK9501S Chip GPS&Beidou Dual Mode | |
 | GRM-5853-AG | Size :58X53mm MTK AG3331 chip GPS RS232 communication mode | |
 | GGM-5853F5-SKF | Size :58X53mm VENUS827 Chip GPS+IRNSS dual mode | |
 | GRM-R145TFRKW-BKGB | Size: D=145mm, BK1662G chip, L1+L2 +L5 three-frequency, multi-mode，equipped with pillar and base，with RTK algorithm，IPX7 | |
 | GAM-4121F1PBZ-BKGB | Size :41X21mm BK1616P chip single frequency multi-mode， with battery, with FPC and Type-C connector | |
 | GAM-1818-MTBD | Size :18X18mm MTK3333 chip GPS& Beidou dual mode | |
 | GAM-1818-MTGN | Size :18X18mm MTK3333 chip GPS&GLONASS dual mode | |
 | GAM-2822-GKBD | Size :28X22mm GK9501S GPS & Beidou dual mode | |
 | GAM-2925A-MT | Size :29x25MM MTK3339 chip GPS single mode | |
