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🔗 Connect the past to your future—RS232 meets USB in style!
The EC Buying USB 2.0 to Serial DB-9 RS232 Adapter is a compact, plug-and-play converter that enables seamless communication between USB-enabled computers and traditional serial devices. Supporting a wide range of operating systems including Windows 7 through 11 and Mac OS, it delivers reliable 12 Mbps data transfer without requiring external power or complex installation. Ideal for professionals needing to integrate legacy hardware with modern setups, this adapter combines versatility, speed, and ease of use in a sleek, lightweight design.


















| ASIN | B0B3937767 |
| Best Sellers Rank | #37 in Serial Adapters |
| Brand | EC Buying |
| Color | blue |
| Compatible Devices | Modem, PC |
| Connector Type | USB 2.0 |
| Customer Reviews | 4.3 4.3 out of 5 stars (145) |
| Finish | Finish |
| Item Weight | 0.05 Kilograms |
| Manufacturer | HL-340 USB to serial cable (COM) USB-RS232 USB nine-pin serial cable supports win7-64 bit |
| Mfr Part Number | EC Buying HL-340 USB |
| Model Number | HL-340 |
| Number of Items | 1 |
| Number of Ports | 2 |
| Package Quantity | 1 |
| Power Plug Type | No Plug |
| Smart Home Compatibility | Not Smart Home Compatible |
| Specific Uses For Product | PC |
| Unit Count | 1 Count |
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