Product parameters 
<br />  
<br />  1. Transmission range: 10 meters 
<br />  2. Function: support music, call function, power display 
<br />  3. Bluetooth protocol: 4.1 
<br />  4. Channel: Mono 
<br />  5. Use: ear plug, unilateral hands-free 
<br />  6. Color: skin color pink white black blue 
<br />  7. Charging time: 1-2 hours 
<br />  8. Talk time: 4-5 hours, music duration: 3-4 hours 
<br />  9. Battery capacity: 50mAh 
<br />10. Noise reduction: CVC6.0 
<br />11. Applicable products: Apple Samsung Millet and other Bluetooth-enabled mobile phones and flat-panel notebook desktop 
<br />12. Package contents: carton packaging, headphones, manual, USB charging cable 
<br />13. Product Size: 2.8 * 1.6 * 1.5CM 
<br />
<br />package 
<br />1 * Earphone S530
<br />1 * USB cable 
<br />1 * User Manual