- 8-Port Gigabit Ethernet Unmanaged High-Power FlexPoE PoE+ Switch (83W)- Model : GS308PP- Speed : Gigabit- Number of Ports : 8- PoE ports : 8 PoE+ @ 25.5W each until budget is met.- PoE budget : Up to 83W Total (Upgradable to 123W with optional PSU)- Energy Efficient Ethernet support : Yes - Compliant with IEEE802.3az Energy Efficient Ethernet mode- Jumbo frame support : 9,216 bytes- MAC table size : 4K- Packet buffer size : 192k- PoE Auto balance : Yes - Balances the PoE power per port based on the device needs independent of PoE class detected- Optional Modules and Accessories : EPS90W 90W External Power Adapter (Included)- EPS130W 130W External Power Adapter (Optional, up to 123W PoE+ Budget)- Protocols : IEEE 802.3ab 1000BASE-T Gigabit Ethernet- IEEE 802.3u 100BASE-TX Fast Ethernet- IEEE 802.3i 10BASE-T Ethernet- IEEE 802.3x Flow Control- IEEE 802.1p Priority QoS (all models)- IEEE 802.3 CSMA/CD- 802.3az Energy Efficient Ethernet