Mini:1. USB charging port on product body , not on control pannel , it avoid big size control pannel.2. Concealed LED indicator on product, which can reflect turn on/off models.3. Natural Nontoxic silica Gel, soft and comfortable to wear, strengthen bass effect.4. High sensitive microphone.Product Parameters:Bluetooth Version4.0Bluetooth protocolHSP,HFP,A2DP and AVRCPSupportSBC , MPS decoder and APT-XTalking / Playing time8 hours/ 6 hoursStandby time300 hoursCharging time2 hoursTransmission distanceAbout 10 metersWeight11.8gImpedance16 ohmFrequency response20-20kHzLoudspeaker size8mmSensitivity100+/-3dbCharging input5V/200mACertificationsBQB, CE, RoHS, REACH,FCCOEM/ODMYesPatentHave patentProduct Functions:1.Support remote control of play/pause, next song/last song,volume up/volume down,pick up/hang up/ reject the phone calls,last number redial.2.Pause the music & play back automatically when receives an incoming call.3.Microphone silence,voice transfer and three-way calling (your cellphone needs to support this function).4.Automatically connect to the last connected Bluetooth device, and it can connect two cellphones at the same time.5.It can display this earphone's battery power on Apple devices.6.Automatically turn off without connection for 5min.Double Battery : Built-in one battery on each earbuds. Super long using time. Up to 8 hours of music time. Low power consuming, free worry the earphone will runs out of juice when you exercise out or traveling.Latest Bluetooth 4.1 technology support Apt-x, CSR8645 chip. High-fidelity and natural Stereo Sound provide unparalleled listening experience.The CSR8645 chip support Voice recognition function(Or Siri ), enables true hands-free use. The most important feature is it more save power, and only need 2 hours changing tim