Utility Bluetooth® Adapter

The Koss Utility Series Bluetooth® Adapter brings wireless freedom to your KPH40 Utility, Porta Pro® Utility and KEB90 Utility headphones.

Take calls, control your music, and stay connected on the go with a built-in microphone and onboard controls along with 18+ hour battery life with USB-C charging. A low-profile, integrated metal attachment clip keeps the adapter securely in place for a truly hands-free, tangle-free listening experience.

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