Color: Black /White Want more concentrate and enjoy your exercise? Let's get ready for workouts with Bluedio S3 Sports Bluetooth Headset! S3 is crafted from its streamlined appearance, superb bass resonance with 3rd generation in-ear earphone, wind noise reduction, sweat-proof, Bluetooth 4.1 and voice command features, to give you superior enjoy on workouts! Specification: Bluetooth version: V4.1 Frequency range: 2.4GHz-2.48GHz Operating distance: up to 10m (free space) Standby time: up to 180hrs Talk/music playtime: about 5 hours Charging time: about 2 hours Frequency response: 20Hz-20kHz Operational temperature: -10 to 50¡ãC Package Content: 1)1 x M2 BT sports headset 2)1 x USB charging cable 3)1 x User manual
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