BK Headphones Bluetooth Wireless Headphones with Microphone Up To 70 Hours Playtime Black BK Audio-Technica ATH-SR30BT ATH-SR30BT

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. Technical Conformity Mark certified product (frequency band: 2.4GHz band) Achieves up to 70 hours of wireless listening without charging for approximately one month Lightweight body with excellent portability, swivel & folding mechanism Around-ear type with simple design and comfortable fit Isolation design separates acoustic space and electrical space to achieve clear sound Φ40mm driver that achieves high resolution playback despite being compact Included items: Cable Country of origin: Vietnam