Description: With a long battery life design, this earphone features a long standby time, and it is no need to insert the earphone into the ear, which can better protect the hearing even through long-term wearing. This earphone features a Bluetooth-compatible 5.3, which is noise reduction, supporting quick, stable, and low-latency transmission as well as a HIFI surround sound effect and HD-compatible calling experience, allowing you to enjoy a smooth voice call experience. It is made of ABS and titanium alloy memory steel wire material. The length of this product is 4.7cm, the width is 3.4cm and the height is 1.35cm. This wireless earphone is suitable for running, driving, listening to music, doing sports, calling and so on. Item Name: Earphones Material: ABS, Titanium Alloy Memory Steel Wire Battery Capacity: 180 mAh Bluetooth-compatible Protocol: 5.3 Waterproof Rating: IPX5 Charging Time:1.5h Transmission Range:15 Meters Sound Channel: Stereo Usage: Neck Hanging Type: Without Memory Or External Plug-In Card Endurance: 18h Features: Noice Reduction, Comfortable to Wear, Neck Hanging Size Details: LxWxH: 4.7cm x 3.4cm x 1.35cm/1.85" x 1.34" x 0.53"(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 Headset 1 x User Manual 1 x Data Cable With a long battery life design, this earphone features a long standby time, and it is no need to insert the earphone into the ear, which can better protect the hearing even through long-term wearing. This earphone features a Bluetooth-compatible 5.3, which is noise reduction, supporting quick, stable, and low-latency transmission as well as a HIFI surround sound effect and HD-compatible calling experience, allowing you to enjoy a smooth voice call experience. It is made of ABS and titanium alloy memory steel wire material. The length of this product is 4.7cm, the width is 3.4cm and the height is 1.35cm. This wireless earphone is suitable for running, driving, listening to music, doing sports, calling and so on.