Used only a few times. Includes the main unit, case, and instruction manual. Will be thoroughly disinfected before shipping. Brand: KURMIZU Open-ear wireless earphones with digital battery level display Bluetooth wireless earphones Bluetooth 5.4 instant connection Up to 100 hours of playback Innovation in bone conduction earphones Air conduction earphones Ear-hook type, doesn't block the ears Earphones with microphone Sound leakage suppression LED display Thank you for viewing.