Click to enlarge

The ATEN USB-to-Serial RS-232 Hub provides an external plug-and-play RS-232 serial connection for computers, notebooks, laptops, and handheld computing devices that support the USB specification. It provides a quick, simple, and cost-effective solution and is ideal for various communication and automation applications.

Features

• Easy way to add 4 RS-232 serial ports
• Fully compliant with USB 1.1; USB 2.0 compatible
• Supports RS-232 serial interface
• Supports automatic handshake mode
• Up to 115.2 Kbps data transfer rate for each serial port
• Supports remote wake up and power management
• Dual data buffers for each upstream and downstream data transfer
• No IRQ, DMA, I/O address resources required
• Supports hot-swapping and plug-and-play
• Built-in 16KV ESD protection
• Supports both bus power and external power
• Works with cellular phones, PDAs, digital cameras,

Click here for more info.