This earphone is ergonomic and lightweight, which is comfortable to wear. Long standby time of this earphone is supported by its large-capacity battery. This earphone features Bluetooth-compatible5.0 chip and CVC intelligent noise cancelling technology, bringing you HiFi and stereo surround sound effect as well as HD-compatible calling experience. It is constructed of ABS material. The length of this product is 7.5cm, width is 0.7cm and height is 4cm. This wireless earphone is suitable for running, driving, listening to music, doing sports, calling and so on. Item Name: Wireless Earphone Material: ABS Bluetooth-compatible Version: 5.0 Voice Support: Support Supported Protocols: HFP/HSP/A2DP/AVRCP Noise Reduction: CVC Operating Range: 10m Waterproof Performance: IPX6 Battery Capacity: 80mAh(Included) Talk Time: 4-6H Charging Time: 0.5-1H Features: Stereo, CVC Noise Cancelling, Automatic Pairing Size Details: 7.5cm x 0.7cm x 4cm/2.95" x 0.28" x 1.57" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Wireless Earphone 1 x Charging Cable 1 x User Manual