Meisei Bluetooth Gaming Wireless Bluetooth MicroSD Card MP3 Wired and Sealed HiFi Sound Folding Compatible with Headphones, Headset, 5.3 Earphones,

[About clocks that synchronize time via radio waves] The function of clocks that synchronize time via radio waves only works in the Japanese area. Please be careful. [For both wireless and wired use] With wireless connection, you can use it without worrying about cable management. Enjoy music comfortably with wireless connectivity via Bluetooth. For wired connection, connect with 3.5mm audio cable. Stereo mini plugs are highly versatile, as most desktop PCs and smartphones are equipped with a microphone/headphone combo jack into which to insert the terminal. [SD card compatible/MP3 role] There is a dedicated slot for SD cards, and if you insert the SD card with downloaded songs, the headphones will turn into a music player! (Note: SD card must be purchased separately.) [Achieving a snug fit] Ear pads are made of low-repulsion urethane foam sewn three-dimensionally to achieve a comfortable fit that wraps around your ears and a high degree of airtightness. Furthermore, it reduces sound leakage and reproduces high quality sound to its fullest. [Other features] 1. Adjustable band, fits your head! 2. Super convenient to carry as it can be folded and stored. 3.Achieve comfort and intuitive use by focusing on easy-to-use operation buttons. [Package list] Wireless headphones, charging cable, 3.5mm audio cable, Japanese instruction manual.