D-Link 52-Port Gigabit Smart Managed Switch

10/100/1000BASE-T ports: 48
Combo 10/100/1000BASE-T/SFP ports: 4
Switch Capacity: 104 Gbps
Max. Packet Forwarding Rate: 77.4 Mpps
Store & Forwarding Forwading: Yes
Dimension: 440mm x 210 mm x 44mm
Weight: 3.46 kg
Operation Temperature: -5 - 50°C
Storage Temperature: -20-70°C
Operation Humidity: 0% - 95% RH
Storage Humidity: 0% ~ 95% RH
Acoustic: 0 dB
MTBF: 400,667 hours
CPU Speed: 700MHz
DRAM Size: 128MB
Flash Memory Size: 32MB
Packet Buffer Size: 12Mbits
Fan: Fanless
MAC Address Table Size: 8K