Optical Trackball | DAVOLIN

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DV-P50D

DV-P50D

by Davo | Aug 24, 2026

Model: DV-P50D 50mm Waterproof Three-Button Optical Trackball This product is an embedded optical trackball with a resolution of 150 DPI. It provides stable and reliable performance, flexible operation, and convenient handling. The product also has good resistance to...

DV-P50C

DV-P50C

by Davo | Aug 24, 2026

Model: DV-P50C 50mm Waterproof Three-Button Optical Trackball This product is an embedded optical trackball with a resolution of 400 DPI. It utilizes the STM32F103CBT6 hardware platform and runs custom firmware designed for a single-port USB device. It provides stable...

DV-P50B

DV-P50B

by Davo | Aug 24, 2026

Model: DV-P50B 50mm Three-Button Optical Trackball This product is an embedded optical trackball with a default resolution of 150 DPI (adjustable from 30 to 1780 DPI). It provides stable and reliable performance, flexible operation, and convenient handling. The...

D-38TB-G

D-38TB-G

by Davo | Aug 20, 2026

Model: D-38TB-G 38mm Waterproof Three-Button Optical Trackball This product is an embedded optical trackball with a resolution of 400 DPI. It provides stable and reliable performance, flexible operation, and convenient handling. The product also has good resistance to...