Description:High speed and stable transmission are supported by bluetooth-compatible 5.0 chip. Intelligent noise reduction technology makes you enjoy high-quality and clear sound.IPX6 waterproof level makes the earphones can be used for sports or even in rainy days. The intelligent touch design makes it more convenient and practical to use.It is made of premium ABS and electronic component material. The wireless earphone is reliable and durable.The length of the product is 6cm, the width is 4cm, the height is 3cm.It is suitable for you to use it for home, office, travel, sport, etc.Item Name: bluetooth-compatible EarphoneMaterial: ABS,Electronic ComponentPlaying Time: about 4 HoursStandby Time: 100 HoursCharging Time: about 1.5 HoursAudio Decoding: APTXFrequency Response Range: 40Hz-20KHzCharging Port: Type-CBattery: Built-in 40mAh Rechargeable Battery(Included) Charging Compartment Battery Capacity: 350mAhSpeaker Size: 13mmWaterproof Level: IPX6Features: Stereo, Durable, In-earSize Details: 6cm x 4cm x 3cm/2.36" x 1.57" x 1.18" (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 bluetooth-compatible Earphone1 x USB Charging Cable1 x User Manual