Color:Blue Screen size: 0.96TFTHeadset Bluetooth: 5.0Bluetooth distance: 5-30mCall duration: 3 hoursBracelet battery: 160mAhHeadphone battery: 35mAhHeart rate chip: HRS3300Headphone chip: RTL 8763BFRMaster chip: NRF52832 QFAASize: 251x26.6x15.6mmHints:1. The product is measured manually, there will be some errors, please refer to the actual size2. The photo was taken in natural light because there is a slight chromatic aberration between the device and the monitor, please understand3. We are shipping from China Mainland, please be caustions about the refund problem. It's gonna be hard to return the product. Please make sure this is what you want. Many thanks
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