V9 Mirror Noodle Wireless Bluetooth Earphone with Charging Compartment (Black)

1. Transmission range: 10 meters 2. Function: battery display, call function, support music 3. Bluetooth protocol: 5.2 4. Channel: Stereo 5. Usage: In-ear 6. Whether single or double ear: bilateral stereo 7. Talk time: 3-5h 8. Headphone battery capacity: 50mAh 9. Battery capacity of charging compartment: 2200mAh 10. Speaker specifications: y13 brass ring speaker