Bluetooth 5.2 Ear-hook Wireless Earphones High sound quality, high functionality, great for various situations! Stylish and a very popular product!! ■ Product Details Bluetooth 5.2 Talk time: 6 hours Music time: 6 hours Standby time: 100 days Charging time: 90 minutes The figures are approximate. 【Many High Functions】 Waterproof: Equipped with IPX4 waterproof! No worries about sweat or splashes during sports. Both-ear compatible: The earphone receiver can rotate 180°! The microphone flip arm is angle adjustable and can be rotated to fit both ears! Hands-free calling: Built-in microphone! 【Excellent Design】 Designed based on ergonomics, providing an outstanding fit! Lightweight at 10g, so there is no burden on the ears even after long hours of use♪ 【Easy Connection】 Easy pairing by pressing and holding the phone mark for 5 seconds♪ You can use it immediately without difficult settings! 【Easy Pairing Method】 ① Press and hold the product's switch button (phone switch) for 3 seconds or more. ② When the red and blue LED lights flash alternately, turn on the Bluetooth search function on your smartphone → Detect S109 ③ Click "S109" to complete pairing ■ Package Contents Wireless earphone body USB charging cable x 1 Instruction manual (foreign language) ※ Outer box is not included. Shipped in an OPP bag. ※ The voice guide will be in Chinese, but there is no particular problem with use. ■ Shipping Details Closed: Tuesdays Other days, we ship every day. We will ship on the same day or the next day. ■ Regarding Returns and Exchanges In the unlikely event of an initial defect or damage during transportation, we will provide a refund or exchange. Please contact us before leaving a review.