Purchased new & never used. I was original purchaser. See my other listings for a matching new ENH210EXT outdoor access point.

From the manufacturer:

ENH210 is a long-range outdoor 802.11n Wireless-to-Ethernet client bridge operating in 2.4 GHz band at data rates up to 300 Mbps. ENH210's high power output of up to 800 mW provides a longer range, high-speed wireless connection for building-to-building deployments or IP security camera wireless applications in remote parking lots or parking structures.
Data Transfer Rate: 300 Mbps
Features: Gigabit Ethernet, MIMO, PoE, Wireless
External Ruggedized Outdoor Design · Wireless bridge
Ruggedized DesignOutdoor
Built-in DevicesWireless access point
Width9 in
Depth11.9 in
Height4.2 in
Weight3 lbs
Processor / Memory / Storage
Processors Installed · RAM · Flash Memory
Processors Installed Atheros
RAM64 MB
Flash Memory16 MB
Networking
Form Factor · Connectivity Technology · Data Transfer Rate · Line Coding Format · Data Link Protocol · Network / Transport Protocol · Remote Management Protocol · Frequency Band · Selectable Channels Qty · Status Indicators · Features · Encryption Algorithm · Authentication Method · Compliant Standards
Form FactorExternal
Connectivity TechnologyWireless
Data Transfer Rate300 Mbps
Line Coding FormatDBPSK, DQPSK, CCK, 64 QAM, QPSK, 16 QAM
Data Link ProtocolIEEE 802.11b, IEEE 802.11g, IEEE 802.11n
Network / Transport ProtocolPPTP, PPPoE, DHCP
Remote Management ProtocolSNMP 1, SNMP 2c
Frequency Band2.4 GHz
Selectable Channels Qty11
Status IndicatorsPower, status
FeaturesPower over Ethernet (PoE), manageable, MAC address filtering, VPN passthrough, Wireless Distribution System (WDS) support, Access Point operational mode, firmware upgradable, Spanning Tree Protocol (STP) support, Wi-Fi Multimedia (WMM) support, Quality of Service (QoS), DHCP server, hidden SSID, wireless bridge mode, Wireless Client Mode, DHCP client, Management Information Base (MIB)
Encryption Algorithm AES, 128-bit WEP, 64-bit WEP, 152-bit WEP, TKIP, WPA, WPA2, WPA-PSK, WPA-Enterprise, WPA2-Enterprise
Authentication MethodExtensible Authentication Protocol (EAP)
Compliant Standards IEEE 802.3, IEEE 802.3u, IEEE 802.1D, IEEE 802.3ab, IEEE 802.11b, IEEE 802.3af, IEEE 802.11g, IEEE 802.11n
Antenna · Directivity · Gain Level
Antenna Internal
Directivity Omni-directional
Gain Level 14 dBi
Expansion / Connectivity
Interfaces1 x 1000Base-T - RJ-45 1 x 1000Base-T - RJ-45
Miscellaneous
Included Accessories · Mounting Kit · Compliant Standards
Included Accessories PoE injector
Mounting Kit Included
Compliant Standards CSA, FCC Part 15 B, IC, FCC Part 15 C
Power Over Ethernet (PoE) Supported · Power Device
Power Over Ethernet (PoE) Supported PoE
Power Device External power adapter
Environmental Parameters
Min Operating Temperature · Max Operating Temperature · Humidity Range
Min Operating Temperature-4 °F
Max Operating Temperature158 °F
Humidity Range Operating0 - 90% (non-condensing)