K3 product parameters Rechargeable battery 400 mA Bluetooth headset continuous call time 2.5 hours Bluetooth headset total talk time 10 hours Total standby time of 300 hours Headphone size 20mm * 20mm * 22mm Finished product size 20mm * 20mm * 99mm Packaging size 144mm * 57mm * 37mm Headphone weight 5.5g Finished weight 45.0g Packaging plus finished product weight 89g Shell color technology silver Main features call, music, video movies, sports, high power Other features magnetic adsorption, automatic charging, easy to carry, easy to accommodate Transmission frequency 2400-2483.5MHZ Applicable models All smartphones Transmission distance of 11m

• The signal is more stable, through the internal structure of improvement, far more than the market similar products. Magnetic adsorption, automatic charging, easy to carry, easy to accommodate

The signal is more stable, through the internal structure of improvement, far more than the market similar products. Magnetic adsorption, automatic charging, easy to carry, easy to accommodatezuoluo deco