100% brand new and high quality.This Headphone support Dual Wireless Bluetooh.Bluetooth Version: V2.1+EDRFrequency Response: 20Hz - 20KHzPower Supply: 110-210vColor: blackPlay Time: approx. 2 HoursStandby Time: approx 10 HoursCharging Time: approx 3 HoursPackage Includes:1 x Bluetooth Headset1 x Ear Hook1 x charge cable1 x English/Chinese User ManualIf you can not connect your phone， please pay more attention with the following step: There is flaw in manual for headset. For pairing headset with phone it's needs to push "Answer" button for about 8 seconds until blue led glow continuosly. After that it must be set phone in "search" mode.Note: Due to the difference between different monitors， the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures.Thank you!