Details*Features* - Deliver crisp clear stereo soundEasily pair with universal wireless-enabled device like smartphone,tablet,iPhone,iPad,laptop Built-in noise-reducing microphone One button answering/hanging up/rejecting hands-free calls and redialing the last number dialedAutomatic voice prompt including incoming phone number reportEach of the earbuds can be used alone with full functionalityShare your favorite tunes with friend anytime anywhere by sharing the earbudsLightweight,snug and comfortable designIncludes a charging pod for convenient charging and storageCE and RoHS certified*Specifications* - Earbuds - Wireless Version - V4.2+EDRProtocols Supported - HSP, HFP, A2DP, AVRCPTransmission Range - ≤12M/39ftDriver Unit - Ф7mmImpedance - 32ohm±15%Talk Time - (One Earbud) - 5-6 hours; (Two Earbuds) - 4-5 hoursPlay Time - (One Earbud) - 5-6 hours; (Two Earbuds) - 4-5 hoursStandby - (One Earbud) - 120 hours; (Two Earbuds) - 70 hoursCharge Time - 1-2 hoursBattery - built-in 3.7V 75mAh