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Connectivity
Connectivity technology	Wireless Wired	Wired Wireless	Wireless Wired	N/A
Communication mode	Full-Duplex	N/A	N/A	N/A
Number of LAN ports	4	4	4	4
Number of WAN ports	1	1	1	1
USB	yes	yes	yes	yes
Total USB ports	2	2	2	2
Number of USB 2.0 ports	1	1	1	1
Number of USB 3.0/3.1 ports	1	1	1	1
Number of USB 3.1 ports	0	N/A	N/A	0

Design
Colour of product	Black Grey White	Black	Black Blue	Black Blue
Active cooling (fan)	no	N/A	no	yes

Dimensions
Width	8.66 in	8.66 in	N/A	9.69 in
Height	6.3 in	6.3 in	N/A	2.05 in
Depth	3.28 in	3.28 in	N/A	7.64 in
Weight	1.41 lb	1.41 lb	N/A	2.29 lb
Number of units	1	1	1	1
Rack-mount design	no	N/A	no	no

Communication
Frequency band	2.4 GHz 5 GHz	2.4 GHz 5 GHz	2.4 GHz 5 GHz	N/A
Management interface	Telnet Web/network	N/A	N/A	Web/network
6to4	yes	N/A	yes	no
Communication protocol	IPv6 Multicast Quality of Service Virtual LAN Wireless Multimedia Extensions	IPv6	IPv6 Multicast Virtual LAN Wireless Multimedia Extensions	IPv6 Quality of Service Wireless Multimedia Extensions
Network / transport Protocol	TCP/IP PPTP L2TP NTP IPSec PPPoE LPR/LPD DHCP DDNS	L2TP PPTP	N/A	N/A
Data link layer	Ethernet Fast Ethernet Gigabit Ethernet IEEE 802.11a IEEE 802.11ac IEEE 802.11b IEEE 802.11g IEEE 802.11n	N/A	Ethernet Fast Ethernet Gigabit Ethernet IEEE 802.11a IEEE 802.11ac IEEE 802.11b IEEE 802.11g IEEE 802.11n	Ethernet Fast Ethernet Gigabit Ethernet IEEE 802.11a IEEE 802.11ac IEEE 802.11b IEEE 802.11g IEEE 802.11n
Number of simultaneous connections	30000	N/A	N/A	30000
Wireless standards	IEEE 802.11a IEEE 802.11ac IEEE 802.11b IEEE 802.11g IEEE 802.1Q IEEE 802.3ab IEEE 802.3u IEEE 802.3x IEEE 802.11n	IEEE 802.11a IEEE 802.11b IEEE 802.11g IEEE 802.11n IEEE 802.11ac	IEEE 802.11a IEEE 802.11ac IEEE 802.11b IEEE 802.11g IEEE 802.3ab IEEE 802.3u IEEE 802.11n	IEEE 802.11a IEEE 802.11ac IEEE 802.11b IEEE 802.11g IEEE 802.3ab IEEE 802.3u IEEE 802.11n
Jumbo frames support	yes	N/A	N/A	no
Mobile broadband support	yes	N/A	no	no
Type of mobile support	USB modem	N/A	N/A	N/A
Mobile HSUPA	yes	N/A	N/A	N/A
Mobile HSDPA (turbo-3G)	yes	N/A	N/A	N/A
Mobile 4G (LTE)	yes	N/A	N/A	N/A
Mobile 3G	yes	N/A	N/A	N/A
Mobile 2G (GSM)	yes	N/A	N/A	N/A
Throughput WAN-LAN	755.0 Mbps	N/A	945.0 Mbps	631.1 Mbps
VoIP (SIP)	no	N/A	N/A	no
Wireless network	yes	yes	yes	yes
2.4GHz wireless network	yes	yes	yes	yes
2.4GHz data transfer rate	600.0 Mbps	N/A	400.0 Mbps	600.0 Mbps
5GHz wireless network	yes	yes	yes	yes
5GHz data transfer rate	1300.0 Mbps	N/A	867.0 Mbps	1300.0 Mbps
External antenna	yes	N/A	yes	yes
Detachable antenna	yes	N/A	yes	yes
MIMO	yes	yes	yes	yes
Beamforming	yes	yes	yes	yes
MU-MIMO	no	N/A	N/A	N/A
Number of antennas	3	3	2	4
Total wireless data transfer rate	1900.0 Mbps	N/A	867.0 Mbps	1331.2 Mbps
Wireless security	TKIP WEP WPA-Enterprise WPA-PSK WPA WPA2-Enterprise WPA2-PSK WPA2 WPS	N/A	TKIP WEP WPA-Enterprise WPA-PSK WPA WPA2-Enterprise WPA2-PSK WPA2 WPS	WEP WPA-PSK WPA WPA2-PSK WPA2 WPS

Memory
Included flash memory	128.0 MB	128.0 MB	128.0 MB	128.0 MB
Maximum flash memory	128.0 MB	N/A	N/A	128.0 MB
Included RAM	256.0 MB	256.0 MB	512.0 MB	256.0 MB
Maximum RAM	256.0 MB	N/A	N/A	512.0 MB