Product Describe:
*With 24pcs 10/100Mbps Ethernet ports
*One power indicator LED, 48pcs LED for the Switch  ports
*One DC power cord
*Screws and two mounting brackets 
Features:
*AC526 chip   
*Support Ethernet LAN card automatically adaptation 
*Support straight-through or crossover cable
*Plug-and-Play simply
*Wire-speed reception and transmission
*Auto learning and refreshing the MAC address
*Support flow control for full-duplex, and back pressure for half-duplex
*Extensive front-panel diagnostic LED
*With broadcast storm protection
Specification:
Standards: IEEE802.3 10Base-T Ethernet
IEEE802.3u 100Base-TX fast Ethernet
IEEE802.3x flow control
ANSI/IEEE Std 802.3 N-way auto-negotiation
Topology:Star
Protocol:CSMA/CD
Transmits Method: Store-and-Forward     
Data Transfer Rate:
Ethernet: 10Mbps (half duplex)
20Mbps (full duplex)
Fast Ethernet: 100Mbps (half-duplex)
200Mbps (full-duplex)
Network Media:10Base-T:2-pair Category 3,4,5 Cable (100m)

100Base-TX: 2-pair category 5 cable (100m)
Environment and Physical:
Power supply: 100VAC-240AC, 50Hz
Power dissipation:35w max

Humidity:5% to 95%
Emissions:FCC Class A, CE, VCCI Class A, C-Tick
Safety: UL, CSA