You are downloading the Spectrum Analyzer XAP file v2.4.322.0 for Windows Phone. Spectrum Analyzer is a free and useful Music app: A fast and fluid spectrum analyzer that makes listening music more enjoyable. This user friendly app listens to sound from microphone and presents ... You can now download the offline XAP file to install & try it.
Download Locations for Spectrum Analyzer 2.4.322.0 XAP file
Note: To install it manually from an SD card, you should choose one of the server location above to get the offline Spectrum Analyzer XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.