DH-SG4028 | Type Managed | Switch layer L2 | Quality of Service (QoS) support Yes | Web-based management Yes | 26xBasic switching RJ-45 Ethernet ports quantity | Basic switching RJ-45 Ethernet ports type Gigabit Ethernet (10/100/1000) | 2xSFP module slots quantity | Console port RJ-45 | Full duplex Yes | Switching capacity 56 Gbit/s | Forwarding rate 41.664 Mpps | Rack mounting Yes | Product colour Black | Power source AC | Power supply included Yes | Width 163.85 mm | Depth 440 mm | Height 43.65 mm | Weight 1570 g

Network Device Type Wireless Access Point | QRT 5 // RB911G-5HPND-QRT | Wireless Frequency Range 5 Ghz | Dimensions 309x320x50mm

Power supply requirements 802.3af/at PoE or Micro USB（DC 5V/Minimum 1A

Type Unmanaged | 16xBasic switching RJ-45 Ethernet ports quantity | Basic switching RJ-45 Ethernet ports type Fast Ethernet (10/100) | 2xCombo SFP ports quantity | Switching capacity 7.2 Gbit/s | Rack mounting Yes | Product colour Black | Power source AC | Power supply included Yes | Power consumption (typical) 18.7 W | Power over Ethernet (PoE) Yes | 16xPower over Ethernet plus (PoE+) ports quantity | Total Power over Ethernet (PoE) budget 192 W | Width 440 mm | Depth 180 mm | Height 44 mm

Type Managed | Quality of Service (QoS) support Yes | Web-based management Yes | Cloud-managed Yes | 4xBasic switching RJ-45 Ethernet ports quantity | Basic switching RJ-45 Ethernet ports type Gigabit Ethernet (10/100/1000) | 1xCombo SFP ports quantity | 1xSFP module slots quantity | Port mirroring Yes | Switching capacity 12 Gbit/s | Forwarding rate 8.93 Mpps | Product colour Black | DIN rail mounting Yes | Power source DC | Power supply included Yes | Width 129 mm | Depth 95 mm | Height 45 mm

CS4226-24ET-240 | Type Managed | Switch layer L2 | Web-based management Yes | 26xBasic switching RJ-45 Ethernet ports quantity | Basic switching RJ-45 Ethernet ports type Gigabit Ethernet (10/100/1000) | 2xSFP module slots quantity | Switching capacity 8.8 Gbit/s | Forwarding rate 6.55 Mpps | Rack mounting Yes | Product colour Black | Power source AC | Power supply included Yes | Power over Ethernet (PoE) Yes | Power over Ethernet (PoE) power per port 30 W | Total Power over Ethernet (PoE) budget 240 W | Width 220 mm | Depth 440 mm | Height 44 mm | Weight 2470 g

4G-AC86U | Dual-band (2.4 GHz / 5 GHz) | Wi-Fi 5 (802.11ac) | WLAN data transfer rate (max) 2533 Mbit/s | Ethernet WAN Yes | SIM card slot Yes | 3G/4G USB modem compatibility Yes | Ethernet LAN Yes | Ethernet LAN interface type Gigabit Ethernet | Mobile network generation 4G | 3G Yes | 4G Yes | SIM card type NanoSIM | 4xEthernet LAN (RJ-45) ports | USB port Yes | AC adapter included Yes | Antenna design Internal & external | Power source type DC | Weight 797 g