The Tetra-Teknica EPT-07 is substantially identical to mini LCD tuners offered by Kliq, Tomsline and Neewer — for a price at the lower-end of the range and with a three-year warranty.
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Made by Aroma
This mini LCD tuner from Tomsline (aka Aroma) is probably identical to products offered by Kliq, Tetra-Teknika and Neewer. This one is priced in the middle of the price range. Warranty terms are unknown.