F9 Earphones BT5.0 Wireless Headphones Sweatproof Sports Mini Earbuds Noise Cancelling Gaming Headset LED Digital Display Button ControlFeatures:New BT V5.0 technology, low latency stable signal transmissionSmart LED digital power display screen2000mAh charging case can charge your mobile phone as a portable power bank.Noise reduction technologyDesigned for sports, wear solidSubwoofer stereo soundHigh-definition microphone support clear binaural callsOne button simple operationComfortable to wearSpecifications:Model: F9BT Version: BTV5.0Battery capacity: 50mAh (earbud), 2000mAh (Charging Case)Charging Time: About 2HWorking Time: About 3HStandby time: About 120HPackage Size: Approx. 14*10*4cmPackage Weight: Approx.130gPackage List:2 * Earbuds (Left&right)1 * Charging Case1 * Charging Cable1 * Manual