Features: 100% brand new and high quality Lightning- fast charge, 300 mAh large polymer lithium battery, with 5.0 upgraded version of low-power chip, 70 days of long standby, 36 hours of continuous listening to music, and 42 hours of talking. The new high-power fast charge with a conversion rate of up to 98% is used for faster charging, and the headset can quickly be fully resurrected when the headset is out of power. After debugging by a professional tuner, with HiFi-level hardware, high, middle and low three-band equalization, high-quality sound effects are achieved, regardless of vocal or music playback, the effect is very good. It has passed the life-level waterproof and nano-level sweat-proof test, and supports outdoor activities in rainy and rainy days without hindering the sweat of the gym. Using the international dedicated chip CSR PLC, strong and stable performance, while realizing high-speed flash charging, it also ensures low power consumption and makes the battery more durable. Package Includes: 1x Wireless Earphone 1x Ear Hook 1x Vice Headphone Cable 1x USB Charging Cable 1x Introduction Manual Specifications: Function: voice prompt, battery display, call function, voice control, support music, multi-point connection Bluetooth-compatible Protocol: 5.0 Channel: Stereo Usage: Hanging Ear Type Material:ABS Size:As Picture Shown Color:Black/Gold/Rose Gold/White note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.