Original Huawei AM04S Earphone Wireless bluetooth Earphone Single In-ear Mini Portable Business Headphone with Mic for i

Function support A2DP music play support IOS battery life display support connect with 2 phones at the same time support human voice prompt support dual click to dial the previous calling number Professional noise reduction Battery 60mAhPower input 4 75V 5 25V 1A Features Function key turn on off the headset answer refuse hang up a call pairing with the phone re dial a call Volume key volume up down previous next Music switch pause play music etc Theoretical call time 4 5 5 hoursTheoretical standby time 120 140 hoursTheory charging time 2 hoursMicro phone 1pcsSize approximate 61 96 15 93 8 6mmWeight about 7 3g Package 1 Huawei AM04S Headse