in-ear Bluetooth headphones, ANC, integrated microphone, Blueooth, AAC, waterproof (IPX4), charging case, operating time: 5 hours
in-ear Bluetooth headphones, ANC, integrated microphone, Blueooth 5.3, AAC, waterproof (IPX4), charging case, operating time: 7.5 hours
in-ear Bluetooth headphones, ANC, integrated microphone, Blueooth, AAC, waterproof (IPX4), charging case, operating time: 5 hours