Bluetooth extendable headphone with rotatable ear muffs

New Foldable Bluetooth Headphones
1, Bluetoooth Version:csr 4.1
2, Material:ABS+PVC;
3, Color: Black, Blown Colors, Red
4, Talking time: 10 Hours;
5, Music time:5-6 hours;
6, Speaker Frequency Response:20hz-20KHz
7, Battery Capacity: 200mah li-ion polymer battery
8, Wireless Range: 10m( Free space)
9, Build-in Microphone: Yes
10, With Micro USB charging cables and Audio cables included