Black Box USB to RS422-485 Converter with Opto-Isolation 2ft Cat6 Snagless Shielded (STP) Network Patch Cable - Gray It also filters out harmful

It also filters out harmful blue light up to 30 percent

The DP2VGAMM10B is backed by a 2-year StarTech

DK30ADD is backed by a StarTech

20 V - 288-pin - DIMM

Average continuous cartridge yield in one-sided (simplex) mode is 12

Black Box USB to RS422-485 Converter with Opto-Isolation 2ft Cat6 Snagless Shielded (STP) Network Patch Cable - Gray It also filters out harmfulGreat for linking older serial devices to computers or laptops with USB ports. Offers 2 wire RS 485 or 4 wire RS 422 RS 485 operation. Holds connections tight with its high retention USB connector. USB 1. 0, USB 1. 1, and USB 2. 0 compatible (12 Mbps). Interface powered. No external power required. Serial terminal block can be removed for easy wiring. LEDs indicate transmitting and receiving of data. This compact device quickly converts USB port