Asus AC53 Nano AC1200 Dual-band USB Wi-Fi Adapter

Network Standard
IEEE 802.11 ac
Product Segment
AC1200 enhanced AC performance : 300+867 Mbps
Interface
USB 2.0
Data Rate

802.11a : 6,9,12,18,24,36,48,54 Mbps
802.11b : 1, 2, 5.5, 11 Mbps
802.11g : 6,9,12,18,24,36,48,54 Mbps
802.11n : up to 300 Mbps
802.11ac : up to 867 Mbps
Antenna
2 x PIFA
Internal 1.81 dBi antenna x 2
Transmit/Receive
MIMO technology
Operating Frequency
2.4 GHz / 5 GHz
Security
64-bit WEP, 128-bit WEP, WPA2-Personal, WPA-Personal
Certificates
CE, FCC, IC, NCC
Dimensions
20 x 14 x 7 ~ mm (WxDxH) (Without Bezel)
Weight
5 g (Device Only)
OS Support
Windows® 10
Windows® 8.1
Windows® 8
Windows® 7
Mac OS X 10.7 to 10.12
Package Content
Support CD
Warranty card
Note
*The network speeds and bandwidth based on current IEEE 802.11ac specifications. Actual performance may be affected by network and service provider factors, interface type, and other conditions. Connected devices must be 802.11ac-compatible for best results.

Out Put power as below:

2412-2472MHz (802.11n HT40 MCS0): 17.24 dBm
5180-5240MHz (802.11n HT20 MCS0): 17.38 dBm
5260-5320MHz (802.11ac VHT80 MCS0): 15.8 dBm
5500-5700MHz (802.11n HT20 MCS0): 13.31 dBm