Harman Kardon Fly TWS Bluetooth Headphones Condition:A - Like New Automatic counter noise optimization works

Automatic counter noise optimization works based on the environment and operating conditions

you can adjust the volume of the sound sent from the microphone input back to the headphones

Ensure security in challenging environments

The JBL Wave 200TWS headphones offer you powerful JBL sound with deep bass – wireless freedom for up to 20 hours

Harman Kardon Fly TWS Bluetooth Headphones Condition:A - Like New Automatic counter noise optimization worksCompletely wireless, comfortable headphones with excellent Harman Kardon sound quality. 6 hours of battery life on a single charge and up to 20 hours of playback using the charging case. Fast Pair pairing, support for Google Assistant and Alexa, waterproof construction and convenient touch controls.