Serial Ports for NF9G-QM77, NF9N-2930, NF9I-2550 Features 1. Jetway PCI-E interface extend daughter card 2. Dimension: 75 * 82 mm 3. Chipset: FINTEK F81216AD LPC to 4 UART 4. Feature: Totally provides 4 UART (16550 asynchronous) port 5. Each UART includes 16-byte send/receive FIFO 6. Baud rate up to 115.2K 7. Support RS422/485 function (COM A & B) 8. Application: Industrial Equipmen POS Machine, Machine to Machine (M2M) communications