Specification: Name: Ear Clip Bluetooth Headphones Product Model: S20 Bluetooth program: Zhongke Lancel V5.3 Bluetooth version: 5.3 Earphone type: Ear hook Microphone: Yes Noise Reduction: Active Wate more→rproof: Yes Playback Control: Yes Product speaker: 10MM copper ring speaker Music Time: 6h Charging Time: 1h Long Standby Time: 200h Communication distance: 10-15 meters without obstacles Functions: ultra-long endurance, call function, voice control, music support, low delay of E-sports Headset battery capacity: 50mAh Product net weight: 5.3g (bare) Pouch weight: 15g Waterproof performance: IPX5 Single Ear: Unilateral Handsfree Feature. ●Touch Control ●IPX5 Waterproof ●HiFi Sound ●HD