<p>1.Adopt CP2102 chip, fast communicating, stable and reliable, better compatibilit</p> <p>2.Supports multiple communication interface conversion: USB to RS232, USB to RS485, USB to RS422, USB to TTL</p> <p>3.Onboard unibody power supply isolation, provides stable isolated voltage, needs no extra power supply for the isolated terminal</p> <p>4.Onboard unibody digital isolation, allows signal isolation, high reliability, strong anti-interference, low power consumption</p> <p>5.Onboard (Transient Voltage Suppressor), effectively suppress surge voltage and transient spike voltage in the circuit, ESD protection</p> <p>6.Onboard self-recovery fuse and protection diodes, ensures the current\/voltage stable outputs, provides over-current\/over-voltage proof, improves shock resistance</p> <p>7.Fully automatic transceiver circuit with no delay, ensures the USB port communicates with different interfaces fastly and stably, without interfering with each other</p> <p>8.Onboard TTL serial 3.3V\/5V voltage translator, config the TTL level via switch</p> <p>9.3 LEDs for indicating the power and transceiver status</p> <p>10.High quality USB-B and RS232 connectors, smoothly plug\/pull</p> <p>Industrial Grade Isolated USB Converter --USB TO RS232\/485\/422\/TTL. CP2102 | Stable Transmission | Multiple Devices Applicable | Multi-OS Compatible.</p> <p>USB to RS232\/485\/422\/TTL Converter with CP2102 Chip, Industrial Isolated USB Adapter with Multiple Protection, Support Multi Devices and Android, 11 \/ 10 \/ 8.1 \/ 8 \/ 7, Etc Multi System</p> <p>Colour:Black</p> <p>Material:Metal</p> <p>Package Contents:</p> <p>1x USB TO RS232\/485\/422\/TTL</p> <p>1x USB type A to type B cable</p> <p>1x Screwdriver</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>