[True Wireless] TWS Mini Portable Dual Wireless bluetooth Earphone Headphones with Charging Box

Specification Model Number QK 03Optional Color Black White Pink Gold Earphone Size 40 7 5mmStorage Box Size 48 45 23mmEarphone Weight 23g each oneStorage Box Weight 65gEarphone Battery Capacity 45mAhStorage Box Battery Capacity 450mAhCharging Time 30minbluetooth Version 4 1Speaker 10mm 2 Hi Fi stereobluetooth Transmission Distance 10mEarphone Working Time 120min 0 09WhFrequency 2402MHz 2480MHzVoltage 3 7VImpedance 32Earphone Output Power 0 09WFeatures 1 bluetooth 4 1 version the effective distance up to 10m it could build faster connection and transmit stable signal in high speed 2 Come with an 450mAh intelligent charger box it is a storage box as well as a charger Put the earphone in it and close the lid it would charge the earphone automatically 3 Dual bluetooth earbuds the right one is the main earphone they would turn into double channel stereo mode when connect with the phone You could use it in single or together 4 Intelligent voice prompt it could indicate you the real time state of the earphone such as low battery successful connection power on or off and etc 5 Lightweight mini size you will feel comfortable in ears 6 Strong compatibility it could compatible with most of bluetooth devices Besides this earphone support simultaneous connection with two bluetooth devices Package Included 1 x Truly Wireless Earbuds A pair 1 x USB Charging Cable1 x Storage Charging Box1 x User Manual