Wireless Bluetooth headphones, deliver a high quality audio listening experience with clarity, and a smooth bass response for enjoyment of all styles of music. Lightweight and great for sports, walking, running or a favorite activity. Bluetooth 5.0, energy saving, improved data transfer, and less interference. Long Lasting Rechargeable Battery , up to 4-6 hours of play back time and super long standby time. Built in microphone allows these headphones to act as a headset for hands free calling with mobile devices. Pls note that:Wireless charger is not included in your parcel. Description: Colors: White, Black Material: ABS Performance: TWS Bluetooth Headset Features: Support wireless charging LED digital power display Can do mobile power to charge mobile phone Applicable models: Suitable for all mobile phones and smart devices with Bluetooth function Bluetooth version: 5.0 EDR Protocol mode: A2DP, AVRCP, HSP, HFP Prompt tone: adjustable in Chinese and English (after booting, press the power button 2) Effective distance: 10m (accessible) Microphone: with Binaural pairing method: automatic pairing after booting Horn diameter: 8mm Impedance: 32Ω Sensitivity: 42db Distortion: ±5% Battery capacity: Headphones 55mAH, charging compartment: 3500mAH Headphone music time: 4-6 hours (depending on volume) Headphone talk time: 3-5 hours (depending on the volume) Headphone charging time: 1 hour Battery compartment charging interface: micro USB USB output: 5V 1A Button function: pause/play, connect/hang phone, up/down track switch (music mode press, press power button twice) Single ear weight: 3g Product size: headphone 1.5*2.5*1.8cm; battery compartment 8*4.3*3.5cm Packing list: (Binaural Earbuds & Led Power Display) 2X Bluetooth earbuds 1X battery compartment, 1X USB cable, 1X Chinese and English manual, 4X ear cap Packing list: (Single Earbud & no Led Power Display) 1X Bluetooth earbud 1X battery compartment, 1X USB cable, 1X Chinese and English manual, 4X ear cap