Posts tagged BT540i

We review Koss Headphones’ Pro4S, and see if these studio/reference headphones hold their own compared to current industry standards.

Remember when NFC was cool? It still is. With the NFC-enabled BT540i Bluetooth headphones from KOSS, you can easily pair to a compatible device and …

Miluawakee, WI – KOSS recently unveiled its new BT540i NFC-ready Bluetooth headphones, indicating what lies ahead for this iconic American audio brand. Bright Side of News* …