MikroTik
mAP
mAP with AR9531 650MHz CPU, 64MB RAM, 2xLAN, built-in 2.4Ghz 802.11bgn Dual Chain wireless with integrated antennas, microUSB, RouterOS L4, plastic case, PSU , POE-out
The mAP is a tiny size wireless Access Point with full RouterOS capabilities. It is very portable, since it accepts power from a wide variety of sources - USB, PoE and power jack.
In addition to using this device as a small and portable AP, it also works as a PoE injector - the second Ethernet port provides up to 500mA of power to another device, for example, you can connect a SXT CPE device to it.

FEATURES
PoE in 10-57V
Built in 2,4GHz AP
microUSB for a 3G/4G modem, or for power input
Station or AP mode wireless
Passive PoE output (same as input voltage)