1. Standards: conforming to USBV1.0.. 1.1.. 2.0and 3.1 ,EIA RS-232.
2. USB signals: VCC, DATA+, DATA-, GND and FG..
3. RS-232 signals: DCD RXD TXD DTR GND DSR RTS CTS RI
4. Working mode: asynchronous point-to-point.
5. Direction control: adoption of automatic data stream control for automatic recognition and control of data transmission direction.
6. Baud rate: 300-460.8Kbps, automatic detection of the transmission rate of the serial interface signal.
7. Transmission distance: 5 meters for RS-232 and less than 5 meters for USB.
8..Working modes: Support point to point communication
9. Interface protection: ±15KV electrostatic protection.
10. Interface forms: B interface female connector and DB9 male connector for USB.