Superior Sound Quality JBL Headphone Super Bass Sound, Support Memory Card & Aux, Long Play time up to 5 Hours, specification:Wearing method: head type.Cell diameter: 40mmSensitivity: 115dB Frequencyresponse range: 10-22000HzImpedance: 32 ohmsRated power: 30mWPlug diameter: 3.5mmPlay Time: 6 hours Headphones: music headphones, gaming headphones, sports headphones How to use: Head type About the connection between the cavity headphones: cable connection Headphone and playback device connection mode: Bluetooth connection Connection range: 10MSuperior Sound Quality JBL Headphone Super Bass Sound, Support Memory Card & Aux, Long Play time up to 5 Hours, specification:Wearing method: head type.Cell diameter: 40mmSensitivity: 115dB Frequencyresponse range: 10-22000HzImpedance: 32 ohmsRated power: 30mWPlug diameter: 3.5mmPlay Time: 6 hours Headphones: music headphones, gaming headphones, sports headphones How to use: Head type About the connection between the cavity headphones: cable connection Headphone and playback device connection mode: Bluetooth connection Connection range: 10MSuperior Sound Quality JBL Headphone Super Bass Sound, Support Memory Card & Aux, Long Play time up to 5 Hours, specification:Wearing method: head type.Cell diameter: 40mmSensitivity: 115dB Frequencyresponse range: 10-22000HzImpedance: 32 ohmsRated power: 30mWPlug diameter: 3.5mmPlay Time: 6 hours Headphones: music headphones, gaming headphones, sports headphones How to use: Head type About the connection between the cavity headphones: cable connection Headphone and playback device connection mode: Bluetooth connection Connection range: 10M