Zinc Alloy 5D Curved Mirror 5D curved glass with a definition fullcolor screen. The curved glass provides transmittance and stays clean, with antifingerprint, antiblue light, hardness and scratch resistance. The result is a clearer picture on the full HD color display. Powerful Bluetooth Bluetooth 5.0 fast connection with support for Bluetooth headsets and Bluetooth speakers. Wireless connection offers greater freedom. Builtin media playback capability allows you to play downloaded movies or videos on the bracelet offline without a network connection. Intelligent Eightcore Digital Noise Reduction Eightcore digital noise reduction technology improves sound quality. It works well in noisy environments, reduces ambient noise, and makes the vocal part of recordings clearer. TypeC Port TypeC fast charging. It takes about 1.5 hours to fully charge. The recording use time is up to approximately 36 hours; continuous playback is up to approximately 20 hours. Use scenarios Onthego entertainment: Download movies or videos to the bracelet and watch offline during commutes or travel. Recording in noisy environments: Use the intelligent noise reduction to capture clearer audio for meetings, interviews, or notes. Offline music and media playback: Pair with a Bluetooth headset for wireless listening during workouts or daily activities, with long battery life between charges.