Product specifications:<br>Bluetooth Version: V4.1<br>Charging time: 2 Hours<br>Standby time:120 Hours<br>Talk/Playing time:5 hours<br>Operation distance:10 Meters<br>Connect 2 phones: Yes<br>Power Source: Built in Rechargeable Battery<br>Weight:15g<br>Functions: <br>Volume up/Volume down  <br>Play back/Previous  <br>Lowe Battery Warning  <br>Answer/End/Reject Call <br>Transfer call voice<br>Connect 2 devices at sametime<br>Transfer calls between 2 mobile phones<br>Replay the phone<br>Mute<br>Default setting<br>Turn off voice notifications<br>Turn on voice notification<br>Tips:<br>Short press of "+"to the previous song<br>Long press of "+"to turn up the volume<br>Short press of "-"to the next song<br>Long press of "-"to turn down the volume<br> <br>Package included:<br>1 x sport bluetooth headset<br>1 x Usb charger cable<br>1 x Storage box<br>2 x sets extra sized earcaps (smaller and larger)<br>1 x User manual<br /></p> <br /></p><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/5734b6f8240f055d66bc9928-1-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/5734b6f8240f055d66bc9928-2-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/5734b6f8240f055d66bc9928-3-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/5734b6f8240f055d66bc9928-4-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/5734b6f8240f055d66bc9928-5-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/5734b6f8240f055d66bc9928-6-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/5734b6f8240f055d66bc9928-7-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/5734b6f8240f055d66bc9928-8-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/5734b6f8240f055d66bc9928-9-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/5734b6f8240f055d66bc9928-10-original.jpg" alt=""width="800" noproxy><p style="text-align: center;">