The new version has a removable, upgradable antenna that attaches via an RP-SMA connector. Frequency resolution is now 328 kHz and amplitude range is -110 dBm to -6.5 dBm with an amplitude resolution of 0.5 dBm.
Both the new 2.4x and original Wi-Spy use MetaGeek's Chanalyzer 2.1 software that features spectral, topographic and planar views with full recording and playback capability.
Wi-Spy 2.4x is available now directly from MetaGeek for $399. The original Wi-Spy will continue to be available for $199. Chanalyzer 2.1 is available as a free download.
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