Yes even though you have 1-11 and in some countrys 1-14 there are only 3-4 non overlaping channels and only so much space in each spectrum,if you need a stronger or commercial ap try AID-2405sg
AID-2405sg---Zigwire
l IEEE 802.11g compliant
l 4 operating modes: AP, AP with bridge, wireless client, repeater
l Advanced network security with 64/128/152 bit WEP, WPA, WPA-PSK
l 5 levels of transmit power adjustment
l Indication of 'connection status'
l 5-dbi super rubber antenna
l 500mW/27dBm output