1. 860MHz bandwidth; high-performance FUJITSU module. 2. Advanced multi-point pre-distortion correction correcting circuit, enhancing video quality. 3. Low-noise, low distortion integrated GaAs+ amplifier adapts to low input levels. 4. Reliable thermal structure design ensures high stability and long operating ligh of the equipment. 5. MKD module displays real-time working status of optical transmitter paranmeters. 6. RS232/485 and RJ45 communication interfaces.