Bose QuietComfort Earbud II - Replacement Left Side Only - Black Condition:Grade A Model Number: EF-VS901LGEGUS

Model Number: EF-VS901LGEGUS

Support for AA batteries is included on the rear

and sound-isolating ear cups block noise to keep you focused

Model: A1954

A9X chip with 64‑bit architecture and Embedded M9 coprocessor

Bose QuietComfort Earbud II - Replacement Left Side Only - Black Condition:Grade A Model Number: EF-VS901LGEGUSBose QuietComfort Earbud II Replacement Left Side Only. Triple Black version. Features: CustomTune sound calibration personalizes noise cancellation and sound performance to fit your ears. Proprietary active noise cancelling technology delivers deep, immersive sound with powerful bass. Compact, lightweight design makes them comfortable to wear for long periods. Touch controls allow easy music control and noise cancellation adjustments. Crystal clear