CNET Acc 1000mW 9dbi Booster Antenna with 30dbi Max Output (CBA-909) Complies with IEEE 802.11b/g/n wireless LAN devices Analog Gain control and Power control Linear Output Power is 21dBm/ IEEE 802.11n Linear Output Power is 24dBm/ IEEE 802.11g Linear Output Power is 29dBm/ IEEE 802.11b MSL 1 ( Moisture Sensitivity levels ) Tx LED (Blue) and Power LED (Blue)