Thank you for viewing. This is a metallic type wireless sports headset. It has active noise cancellation (reduces ambient noise) and uses dynamic drivers. The head part is magnetic, so you can wear it like a necklace when not in use. It supports hands-free calls, so you can talk directly when receiving a call. ○ Product Description Version: Bluetooth V4.2 Sound Quality: Dynamic Noise Reduction: CVC6.0 Battery Capacity: 80mAh Operating Range: 10m Standby Time: 100 hours Call Duration: 3 hours Charging Time: 1.5 hours Compatibility: IOS / Andriod ※ Color is silver. ○ How to Use ① First, charge it. ② Press and hold the button in the middle of the Bluetooth earphones (power mark and phone mark) for a few seconds. ③ Tap it when it appears as an available device on your smartphone's Bluetooth settings screen. ④ Pairing is complete when the connection is displayed on your smartphone. The connection will be completed in a few seconds. ○ Operation ○ Button: Long press, short press - Pairing standby, power ON, OFF + - Buttons: Long press, short press - Volume up/down, skip forward/backward ※ Operation methods may vary depending on the production lot. Although it is new, there may be minor scratches or dirt due to being a foreign product. Please refrain from purchasing if you are particular about domestic product quality or are sensitive to imperfections. The design and specifications may differ slightly between the image and the actual product, so please prioritize the actual product images. The information provided is based on information from the manufacturer. Therefore, we cannot guarantee performance. For initial defects, we will resend or cancel the order after the item is returned with the buyer paying for the return shipping. There may be minor scratches or dirt as it is an imported product. #Yumemibito (Yu) ← We have several other items for sale.