product description
1. USB interface: compatible with USB2.0 high speed and full speed;
2. Switch input: 40 channels;
3. Switch output: 40 channels;
4. Serial port communication parameters;
5. The data rate supports 1200 / 2400 / 4800 / 9600 / 14400 / 19200 / 38400bps.
Data bits support 7 bits, 8 bits, 9 bits
Stop bit supports 1 bit and 2 bits
Parity bit support: No, odd, even
Physical interface support: TTL, RS232, RS485, etc.
6. Working voltage: AC220V;
7. Communication distance: 5-10m.