Dynamic wireless earphones, Bluetooth 5.0 compatible, AAC/SBC codecs. Used. In excellent condition. Disinfected. ● Other notes: Stored at home. Please check the details of the design in the photos. Thank you for your understanding and purchase. The box will be folded and the contents will be packaged for shipping. * Shipping costs will be determined by whichever is cheaper, Rakuraku Mercari Bin or Yuuyu Mercari Bin. audio-technica Earphones ATH-CKSXBT SVN - Model Name: ATH-CKSXBT SVN - Bluetooth Version: 5.0 - Codec: AAC, SBC - Output Sound Pressure Level: 98dB/mW Thank you for viewing.