สายแปลง USB TO RS232 serial port cable male 9 pin 1.5เมตร Unitek Y-105 Y-108

สายแปลง USB TO RS232 serial port cable male 9 pin UNITEK USB To Serial Port (RS232) Unitek Y-105 Product Features: • Support the conversion of USB to RS232. • Link PC to serial devices. • With USB specification v.1.1. • Transmission rate up to 250kbps. • Bus powered, no external power supply needed. Unitek Y-108 USB 2.0 TO Serial RS-232 สายยาว 1.5M Product Features: Support the conversion of USB to RS232. Link PC to Serial devices. With USB specification v.2.0, backward compatible with v.1.1. Transmission rate up to 1Mbps. Bus powered, no external power supply needed. Specifications: Cable Length: 1.5M USB Type-A (Male) and RS232 (DB9) male end connectors