10g support: Yes
                  ac input frequency: 50 - 60 Hz
                  ac input voltage: 100 - 240 V
                  access control list (acl): Yes
                  basic switching rj-45 ethernet ports quantity: 28
                  broadcast storm control: Yes
                  certification: RoHS
                  country of origin: China
                  depth: 437 mm
                  dhcp features: DHCP server, DHCP client
                  electromagnetic compatibility: FCC Part 15 (Class A), CE EMC (Class A), BSMI ENC
                  flow control support: Yes
                  height: 44 mm
                  igmp snooping: Yes
                  led indicators: Yes
                  mac address filtering: Yes
                  mac address table: 16000 entries
                  multicast support: Yes
                  networking standards: IEEE 802.1D, IEEE 802.1Q, IEEE 802.1ab, IEEE 802.1ag, IEEE 802.1p, IEEE 802.1s, IEEE 802.1w, IEEE 802.1x, IEEE 802.3, IEEE 802.3ab, IEEE 802.3ad, IEEE 802.3af, IEEE 802.3ah, IEEE 802.3aq, IEEE 802.3at, IEEE 802.3az, IEEE 802.3u, IEEE 802.3x, IEEE 802.3z
                  operating temperature (t-t): 0 - 50 °C
                  port mirroring: Yes
                  power over ethernet (poe): Yes
                  power over ethernet (poe) ports quantity: 24
                  product colour: Black
                  quality of service (qos) support: Yes
                  rack mounting: Yes
                  rate limiting: Yes
                  redundant power supply (rps) support: Yes
                  safety: LVB, BSMI
                  sfp+ module slots quantity: 4
                  ssh/ssl support: Yes
                  stackable: Yes
                  static port security: Yes
                  storage temperature (t-t): -40 - 70 °C
                  switch layer: L2+
                  switch type: Managed
                  switching capacity: 128 Gbit/s
                  throughput: 95 Mpps
                  vlan support: Yes
                  web-based management: Yes
                  weight: 7.55 kg
                  width: 440 mm