Koss Bt540i Full Size Bluetooth Headphones, Black With Silver Trim SUNGAIT Power Source: AC Supply

Power Source: AC Supply

- ICCCAT6JACKAL

Can be used to improve bad posture and relieve leg pain while driving or sitting for long periods

Manufactured from 17-4 heat treated stainless steel

coupled with the extreme durability of 10X Tough ElaZtech

Koss Bt540i Full Size Bluetooth Headphones, Black With Silver Trim SUNGAIT Power Source: AC SupplyDetails : The Koss BT540i features state of the art Bluetooth hardware and software integrated with aptX codec technology. Listeners can stay connected with up to 12+ hours of battery life, the built in dual microphones and on board controls for taking calls and controlling music. The Koss BT540i is the most advanced Bluetooth headphone designed and engineered by the wireless headphone pioneer, Koss Corporation. Connect your favorite Bluetooth enabled