LINK/DEFY BT Gel Cushions True Wireless Custom-tuned full-range dynamic drivers for

Custom-tuned full-range dynamic drivers for high-fidelity audio performance

ISOtunes Sport CALIBER BT Certified Refurbished comes with three pairs of ISOtunes TRILOGY Short Eartips (S

Wired earbuds designed for all-day listening in loud industrial environments

Up to 7 hour battery life

this "like new" CALIBER BT has been returned to its original glory

LINK/DEFY BT Gel Cushions True Wireless Custom-tuned full-range dynamic drivers forThese Replacement Gel Cushions offer superior comfort for the ISOtunes LINK models and ISOtunes Sport DEFY BT, especially for use with eyewear, and allow you to stay cooler in hot weather. Package includes 1 pair of replacement gel ear cushions that snap into place. Please note the LINK and DEFY BT models have not been NRR tested with these replacement gel cushions. SKU# IT 99