i60 tws pop up separate use wireless earphone qi wireless charging bluetooth 5.0 earphones bass earbuds for iphone x xs pk i20 i30

1. driver: 15mm 2. impedance: 32 ohm 3. bluetooth version: bluetooth v5.0 + edr 4. bluetooth use band: 2.4ghz 5. power level: class ii 6. output power: 30mw 7. bluetooth distance: 10 meters barrier 8. frequency response: 20-20000hz