Onchdbfhuu USB to 4-CH RS232 Communication Module CH344Q Chip Full-Duplex Transmission/Reception Support for Scanner Printer

Supports full-duplex transmission and reception between the USB port and the four RS232 channels. The USB-to-4-Channel RS232 Communication Module utilizes the CH344Q chip and supports full-duplex signal transmission between USB and RS232 interfaces. It supports communication baud rates ranging from 1200 bps to 6 Mbps and features built-in LED indicators for signal transmission and reception. Equipped with a built-in 0.5A fuse and integrated LED indicators for signal transmission and reception. It supports simultaneous transmission and reception across all four RS232 channels, offering advantages such as low power consumption and stable, secure communication. Compatible with a wide variety of digital devices-including scanners, printers, and more-ensuring broad compatibility across multiple device types.