Sendy Audio Peacock Open-Back Planar Magnetic Headphone (Open Box) cable not detachable New features include:

New features include:

Thanks to the use of dual 10mm dynamic drivers

12AU7 / 5693 vacuum tube x 2

| All materials approved by US FDA |

Sendy Audio Peacock Open-Back Planar Magnetic Headphone (Open Box) cable not detachable New features include:Planar Magnetic Driver QUAD FORMER Technology: the planar magnetic driver is made of double magnets + double sides of coils on diaphragm + double coils on each sides of diaphragm. Double sides of coils means there is coil on each side of diaphragm. Double coils means there are two coils on each side of diaphragm, so there are totally 4 coils on the diaphragm, which makes the diaphragm do the same vibration for the same frequency. Double sides magnet