1. Material: PC+ABS 2. Version: JL7023 V5.3 3. Distance: less than or equal to 10M (depending on the function of the mobile phone) 4. Listening call duration: about 4~5H 5. Headphone battery capacity: DC 3.7V/25mAh 6. Box battery capacity: DC 3.7V/250mAh 7. Equipped with a composite membrane speaker, the bass is powerful but not boring, the mids and highs are clear, soft and not harsh, and you will not feel uncomfortable listening to music for a long time.
