Kalkul Logo
Kalkul EarphonesKalkul Earphones
Earphones.
Made in Tokyo.
Kalkul 1.0 Product BridgeKalkul 1.0 Product Bridge

Kalkul 1.0 are minimal earphones engineered for high-density urban environments. They protect you from all the noise and let you focus on your thoughts and feelings.

DUAL BA DRIVERSLS NYLONHANDMADE
LIMITEDNUMBEREDTECHNOLOGY
Kalkul Earphones JackKalkul Earphones Jack

We are pioneering a new material for consumer electronics: Laser-sintered nylon. Our Nylon feels like fabric to the touch, with the additional benefit of creating a smooth patina over time.

NYLONCOPPER24K GOLDPALLADIUM
ACRYLATEMEMORY FOAMMATERIALS
Kalkul Earphones CaseKalkul Earphones Case

Kalkul 1.0 will open up new spaces within your music that you may not have discovered before. The tweeter enables hidden high frequencies while the woofer provides ample body on the lower end of the spectrum. Kalkul 1.0 will recalibrate your ears to a new high fidelity.

CLEAR HIGHSAMPLE LOWSSPATIAL
INVISIBLE REALITYHIGH FIDELITYSOUND

41.5 OHM

10HZ – 19KHZ

DUAL BA DRIVER

*MADE IN JAPAN