Purchased only for the charging cord. The main unit is not needed, so I am selling it. ✮ Immediate purchase is welcome. ✮ Even if there are comments, the person who purchases immediately will be given priority. ✮ No price reduction. ✮ Please read the profile for more details. This is a wireless headset with Bluetooth Ver. 5.3 support, equipped with a 40mm driver, a lightweight design of 135g, and can play music for up to 10 hours. - Brand: Bluetooth - Driver size: 40mm - Impedance: 32Ω - Battery capacity: 200mAh - Music playback time: 10 hours - Talk time: 8 hours - Weight: 135g - Bluetooth version: Ver. 5.3 - Microphone sensitivity: -42dB ・It has been stored in a place where sunlight does not reach since I got it. ・The main unit has not been used. ・Instruction manual included (box not included). ・Charging cord not included. ・It will be wrapped in bubble wrap and shipped using Yu-Packet Plus. Please note that it may be slightly crushed. ・If you would like careful packaging, please let me know the specific method in the comments.