Headphone material: plastic
BT version: 5.2
Waterproof performance: IPX4
Dustproof performance: IP5X
Whether single or double ear: Bilateral stereo
Connection method: wireless connection
Headphone size: 23.8*22.2*30.2mm
Charging box size: 60*24.3*45.4mm
Headphone weight: about 4.7g per ear; weight of the whole machine: about 41.9g
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