the higher the dBm the better or lower the better?

[Elijahonli]

my WLAN signal strength is arund -40 dBm .
higher or lower(more negative) better?

[wherehouse]

i called a friend... lower better..

[phuque99]

doesn't matter, must be relative to noise.

[liangtam]

http://www.moonblinkwifi.com/dbm_to_watt_conversion.cfm