| GT-1110-MTGN | Size :11X10mm MTK3333 chip GPS&GLONASS dual mode | |
| GT-1110-MTBD | Size :11X10mm MTK3333 chip GPS& Beidou dual mode | |
| GT-1612-GKGN | Size:16X12mm Goke GK9501S Chip GPS&GLONASS Dual Mode | |
| GT-1612-MTGG | Size:16X12mm MTK3333 Chip GPS& GLONASS&Galileo Mode | |
| GRM-5550F1DR-AGGB | MTK AG3335AT chip L1 single-frequency multi-mode RS232 band inertial navigation algorithm | |