Sell 4th Gen Mini Bluetooth Earphone Pro 4 TWS Wireless Earphone Sport Gaming Bluetooth Headphones True Wireless Earbuds best price

4th Gen Mini Bluetooth Earphone Pro 4 TWS Wireless Earphone Sport Gaming Bluetooth Headphones True Wireless Earbuds Specification 1. Model: AAA Quality Pro 4 2. Bluetooth version: 5.0 + EDR 3. Driver: 15mm 4. Output power: 40mW; Battery capacity 30mAH , charging box is 260mh 5. Bluetooth distance: 10-15 meters 6. Frequency response: 20-20000Hz 7. Operating voltage range: 3.0V-4.2V 8. Charging time about 1 hours 9. Talk time is about 2-3 hours (a pair of earphones use together), music time about 2-3 hours (a pair of earphones use together), Charging box can charge for the earphons about 3-5 times. How to Use Pro 4 1. Tap the charging case power on switch 2. Open the charging case and take off the earbuds,then eabuds auto-power on and pairing (important reminder:the condition of earbuds auto-power on is to turn on the switch of charging case) 3. Pair with the device: 1) Turn on Bluetooth in the device 2) search Pro 4 and connect to Pro 4 Products include 1 * One pair of wireless earbuds 1 * Charging case 1 * Charging cable 1 * User manual