7 6dBi EXTERNAL ANTENNAS ：7 6 dBi external antennas and four data streams of 5Ghz band, the AC23 can provide optimized WiFi coverage and better 5GHz WiFi signal. BUILT-IN SIGNAL AMPLIFIER ： Signal amplifier used both on 2.4GHz and 5GHz bands of AC23 to enhance the penetration capability and expand the WiFi coverage.
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