Brand Suning Polar; Model JWBH-3; function support music; origin China; channel 1; Bluetooth version 5.1; color classification white; package type official standard; headphone category true wireless headset; waterproof performance IPX4; usage method into ear; transmission radius 10m; is single-bilateral bilateral stereo; intelligent type does not support intelligence; Time 2020-04-18; headphone left and right cavity interpolation wireless connection ; dust-proof performance IP4X; headset and playback device connection mode Bluetooth connection;