I purchased this on Amazon in November, but I'm selling it because I received another one from someone else. I've only worn it indoors. Please refrain from purchasing if you are concerned. 【Model Information】 The T08 is a completely wireless earphone equipped with the latest technology. It features a quick charge function, allowing for charging in a short amount of time. 【Design and Size】 It has a compact design, with the earphones measuring 23.3*22*23mm and the case measuring 70*50*26.8mm. It's a convenient size for carrying around. 【Connectivity and Compatibility】 The Bluetooth communication distance is 10m or more, and it supports HSP, HFP, A2DP, and AVRCP profiles. It can easily connect to various devices. - Model Number: T08 - Connection Method: Completely Wireless - Charging Port: USB Type-C - Communication Distance: ≥10m - Earphone Size: 23.3*22*23mm - Case Size: 70*50*26.8mm - Profiles: HSP/HFP/A2DP/AVRCP - Features: Quick Charge, LED Digital Display, High-Quality Sound Thank you for viewing.