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1、 4*10/100M Ethernet electrical ports and 2*1000M optical interfaces.
2、The multimode transmission distance can reach 2 kilometers, and the single mode transmission distance can be up to 120 kilometers.
3、 Adopt high-performance switch chip and large-capacity cache.
4、 with broadcast storm protection, balance traffic, isolation conflicts and detection errors.
5、 Support full-duplex IEEE802.3x flow control and half-duplex backpressure flow control, half-duplex or full-duplex auto-negotiation.
6、High quality laser devices have good optical properties, electrical properties and temperature stability.
7、the circuit layout is scientific, anti-interference ability, can effectively prevent lightning strikes.
8、the working status indicator is complete, the working status is clear at a glance.
9、 external professional switching power supply, safe and stable. The whole machine consumes less than 4W

Parameters  Specification
Standards IEEE 802.3 10Base-T
IEEE 802.3u 100Base-TX
IEEE 802.3ab 1000Base-TX/FX
Rj45 port 4 Rj45 port                                      
10/100Base-T(X) auto negotiation speed,                       
 Full/Half duplex mode,                                                         
  Auto MDI-MDI-X connection
Up to 100M Cat-5 transmission distance
Fiber port 2 Fiber Port
Comply with IEEE802.3z
Rate: 1000Mbps
Wavelength: 850/nm1310nm/1550nm
Up to 550M transmission distance with multi-mode
Up to 20km,40km,60km,80km transmission distance with single-mode                                           SC/LC interfaces optional
Switch Properties Mac address table:1k             
Memory buffer:256K
Acket Buffer Size: 1Mbit
Processing Type: Store and Forward
Power Supply External : DC/5V2A
Built-in: 90 V to 240 V AC 50Hz to 60 Hz
Power Consumption : ≤5W
Operating Temperature 0 °C to +65 °C
Storage Temperature -20 °C to +65 °C
Relative Humidity 5% to 90% (non-condensing)