1、Standard: In line with USB2.0 standard, backward compatible, in line with RS485 standard 2、Directional control: Automatic data control and automatic control technology to automatically identify and control data transmission direction 3、Baud rate: 300-9216000bps, automatic detection of serial signal rate 4、Load capacity: Support point to multipoint, each converter can allow connection of 32 RS485 interface devices 5、Interface protection: TVS tube protection, USB self-recovery protection Features: 1. Standard: In line with USB2.0 standard, backward compatible, in line with RS485 standard 2. Directional control: Automatic data control and automatic control technology to automatically identify and control data transmission direction 3. Baud rate: 300-9216000bps, automatic detection of serial signal rate 4. Load capacity: Support point to multipoint, each converter can allow connection of 32 RS485 interface devices 5. Interface protection: TVS tube protection, USB self-recovery protection 6. Support for Windows98/ME/2000/XP/WIN7/Vista, Linux, Mac 7. Can support devices with RS485 interface: Surveillance camera, video collector, fingerprint attendance machine, program-controlled switch, CNC machine, single-chip microcomputer, etc. Specification: Condition: 100% Brand New Item Type: Serial Converter Module Baud Rate: 300-9216000bps Size: Approx. 8 * 1.8 * 1.5cm / 3.1 * 0.7 * 0.6in Package List: 1 * Serial Converter Module Note: 1. Please allow slight error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.