Maxell Completely Wireless Earphones Compatible with Bluetooth Stick Single Ear White 5.3, Hands-free Calling, Lightweight, Small, Type,

We offer a wide variety of products, and the following precautions apply to some of them. Please note that they are listed for all products. 【Voltage Compatibility】Designed for Japanese voltage (90-110V). Using with a different voltage may cause malfunction. 【Plug Type】Japanese plugs (A or B type). Use a conversion adapter if needed. 【Transformers & Adapters】Transformers adjust voltage; adapters only change plug shape. Using an adapter without a transformer may damage the product. 【Liability】We are not responsible for damages caused by improper use, such as using the product without a transformer. Model: Sealed dynamic type Driver unit: Diameter 6mm Playback frequency band: 20-20,000Hz Power source: Built-in rechargeable lithium-ion battery Usage time: Main unit/Continuous playback approximately 6.5 hours Continuous standby approximately 70 hours Charging case approximately 2 hours Charging case/Charging the main unit approximately 2 times Weight: Body approx. 3.3g x 2 Charging case approx. 35g Multi-pairing: up to 4 devices