... connector3. FT232/PL2303/CP2102 optional, 1.8m/3m/5m4. 100% double test, meet with RoHS, CE compliace5. Compatible with TTL-232R ... . Main products are USB converter cables: usb to RS232, USB UART TTL 3.3v level and USB UART TTL 5v level. USB RS485 to RJ11 ... , RJ45 cables, USB RS422 cables, USB Parallel cables, USB to Audio cable ...