Product thumbnail for Dual Notch Tinnitus Relief showing a close-up of warm gold-toned analog studio hardware — knobs, faders and transformer circuitry — with a frequency spectrum display in the upper right showing two deep notches at 4000 Hz and 8000 Hz, with bold text overlay reading “4000 Hz & 8000 Hz Dual Notch Tinnitus Relief” and “1 & 10 Hour Audio Downloads.”