Shure KSE1500 Electrostatic Earphone System (Open Box) - Discontinued headphone A2DC 25 hours (when Bluetooth and

25 hours (when Bluetooth and noise-cancellation used)**

Once adjusted

While this is targeted at musicians looking for a rich enveloping monitoring experience

CX 6 Travel

Shure KSE1500 Electrostatic Earphone System (Open Box) - Discontinued headphone A2DC 25 hours (when Bluetooth andThe Worlds 1st Electrostatic Sound Isolating Earphones. Electrostatic technology provides the fastest, most accurate transient response available. Until now, it has never been applied to Sound Isolating earphones. Each earphone features a virtually weightless, massless diaphragm surrounded by an electrostatic field generated by back plates that manage charge oscillation. The result is unmatched clarity and detail with an extremely high correlation to