LEtech USB to 5v TTL Cable Ftdi Ttl-232r-5v Cable Ft232rl Usb Ttl 5v Cable (1 meter), Compatible Ttl-232r-5v-we Cable &hellip; FTDI TTL-232R-5V-AJ CABLE, TTL TO USB SERIAL, W / AUDIO JACK USB - TTL Serial Converter Cables/PCBs IC Adapter Type:FT232RL chip housed in the USB "A" connector. 1 metre cable. 3.3V IOs Connector Type A:USB Connector Type B:TTL-232R