Dear，Pls leave a massage to tell us what design (Color) do you want.thank you.

IntroductionEnjoy your favorite tunes on-the-go， at home or in the office with these adjustable over-the-ear bluetooth headphones. Conveniently control your tracks straight from these headphones and adjust the volume up and down to whatever you desire. With the unique adjustable design， these headphones will fit with a lot of comfort. Compatible with any Bluetooth enabled device or device that has a 3.5mm female audio jack.① multifunction key (play/ pause， answer /end call)② Previous/volume increase key③ Next/volume reduce key④ Microphone⑤ AUX Audio port⑥ Micro USB charging port ⑦ On/off FeatureBrand :AEC， 100% brand newLightweight， comfortable and adjustableCompatible with Bluetooth enabled devices - easy syncingApplied to iPhone， iPad， Galaxy， HTC， Cell phone， Tablet， PC， LaptopBuilt in rechargeable Li-batteryBuilt-in Microphone， hands-free.Support 3.5 mm stereo audio inputIncoming call voice promptSpecificationBluetooth version: V3.0+EDRSupported profiles: HFP， A2DP， AVRCP Operation Range: 10 meters Play time: up to 10 hoursTalk time: 12 hoursStandby time: 200 hoursCharging voltage: DC5V/500mACharging port: Micro USBCharging time: 2.5 hoursSpeaker diameter: 30mmBuilt-in microphone support digital signal processing echo cancellation technologyPackage1x Bluetooth headphone1x Micro USB Cable1x English User Manual