100% and high-quality made.Excellent sound quality headset with Bluetooth V4.1+EDR for best stereo sound and superb bass sound.Built-in high performance rechargeable Polymer batteryEasy and fast pairing with smartphones, tablets and other Bluetooth enabled devices.The two earpieces can be used simultaneously or separately based on your need.Without the wire, the earphones can be easily carried on and stored.Full compatibility with all Bluetooth-enabled devices.Bluetooth Version: CSR4.1+EDREarbuds weight: 5.0g*2Stand By: 100HrsMusic Play Time: 2.5HrsCalling Time: 4HrsCharging Box Capacity: 300mAh(approix self-charge 3 times)Color: BlackMaterial: ABSSize: Earbuds Size: 28X20X28mmCharging Case: 80*60*30mmPackage Content: 2 X Mini TWS Wireless Bluetooth6 X Earplugs1 X Charging Cable1 X User Manual1 X Rechargeable warehouseOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.