AKG K92 Closed Back Headphones,Wired,Black REFURBISHED Power on and the bluetooth

Power on and the bluetooth light flashes as red and green

Heart Rate Monitoring: Continuous Heart Rate Monitor (Throughout The Entire Day)

impactful bass

Ejection Pin

000 Pa suction power

AKG K92 Closed Back Headphones,Wired,Black REFURBISHED Power on and the bluetoothFeatures Professional 40mm Drivers for reference monitor accuracy over a precisely balanced 16Hz22kHz frequency response Lightweight Design and Self Adjusting Headband for exceptional comfort over long periods of time Gold Hardware, metal construction and closed back design for excellent durability and sound isolation Low impedence design and included gold adapter Control Type: Volume Control AKG K92 High Performance Closed Back Monitoring Headphones