Original Tomorrowland x JBL Live 660NC Wireless Over-Ear Headphones
(My JBL Headphones App. Bluetooth® transmitter frequency range: 2,4GHz-2483,5MHz. Bluetooth® transmitter power: < 10dBm 'EIRP). USB port: Type C (5V/2A maximum). Frequency response: 16Hz-20kHz.