Final Audio E4000 Hi-Res Earphones (Open box) portable “Rai Penta is the culmination

“Rai Penta is the culmination of 3 years of researching the most ergonomic shape and most vivid sound for a Universal IEM

The ergonomically crafted headphones are designed to comfortably encase your head in sound

they’ve been rigorously tested to ensure they stay with you in the booth

leave the switch on BAL

Final Audio E4000 Hi-Res Earphones (Open box) portable “Rai Penta is the culminationE4000 Sound quality design based on the latest acoustic engineering and psychological research results. Delivers clear sound quality across all bandwidths and a sense of real, true to life sound. Weve carried out the sound design of this product based on the latest acoustic engineering and psychological research results. Using the usual method of sound creation whereby certain high frequencies are emphasized, youre given to feel vivid sound when you