Model	G-SW-4P2S	G-SW-4P2S-at
Interface	4*10/100/1000Base-T PoE ports (Data /Power) 2*1000Base-X uplink SFP slot ports (Data)
POE Port	Port1-4 can support POE @ IEEE802.3af/at
Network Protocol	IEEE802.3 10BASE-T; IEEE802.3i 10Base-T; IEEE802.3u 100Base-TX IEEE802.3ab 1000Base-T IEEE802.3z 1000Base-X IEEE802.3x
PoE Standard	IEEE802.3af/at international standard
Ethernet Port Feature	Port 1-4 can support 10/100/1000Base-T,auto-sensing, full/half duplex MDI/MDI-X
Fiber Port Feature	Gigabit SFP optical fiber interface, default matching optical modules, need to buy separately, (Optional single-mode / multi-mode, single fiber / dual fiber module, LC).
Forwarding Mode	Store and Forward (Full wire speed)
Switching Capacity	12Gbps (Non-blocking)
Forwarding Rate@64byte	8.93Mpps
MAC	2K
Buffer Memory	2M
Twisted Pair Transmission	10BASE-T:  Cat3,4,5 UTP(≤100 meter) 100BASE-TX:  Cat5 or later UTP(≤100 meter) 1000BASE-T:  Cat5e or later UTP(≤100 meter)
Optical Fiber cable	Multi-mode:850nm 0~550M.Single-mode :1310nm 0~40KM,1550nm 0~120KM.
Power Supply Pin	Default: 1/2(+),3/6(-);optional:4/5 (+), 7/8 (-)
Max /Average Power Per Port	30W/15.4W	30W/30W
Total PWR / Input Voltage	65W (DC52V)	110W (DC52V)
Power Consumption	Standby<5W;Full load<65W	Standby<6W;Full load<110W
LED indicator	Power indicator: PWR (green); network indicator：Link (yellow); PoE indicator PoE (green);
Power Supply	External power adapter, AC100~240V 50-60Hz 1A	External power adapter, AC100~240V 50-60Hz 2A
Operation TEMP / Humidity	-20~+55°C;5%~90% RH Non condensing
Storage TEMP / Humidity	-40~+75°C;5%~95% RH Non condensing
Dimension (L*W*H)	118*95*28mm
Net /Gross Weight	<0.35kg / <1.0kg
Installation Method	desktop type; wall mounting
Lightning protection / protection level	Port Lightning Protection 4KV 8/20us; Protection Level: IP30
Certification	CCC; CE mark, commercial ;CE/LVD EN60950;FCC Part 15 Class B; RoHS
Warranty	3 years, lifetime maintenance