Audiophile Tesla in-ear headset with Bluetooth connection. First-class Bluetooth connection meets highly efficient miniaturised Tesla technology drivers. High-resolution sound for an audiophile lifestyle on the go. Ergonomically shaped casings coupled with perfectly moulded eartips (10 sizes) for perfect wearing comfort. Exclusive materials like silver-plated cables, aluminium battery casing and engraved faceplates. Universal 3-button remote, 16Ohm, 8-48,000 Hz, 110 dB. Made in Germany