Sendy Audio Apollo Open-Back Planar Magnetic Headphone (Open box) B-STOCK 18 hrs CHARGING TIME (FULL

18 hrs CHARGING TIME (FULL CHARGE) Approx

Fostex TE-07 Ballanced Stereo inner-ear headphones Specifications

Gain 8 dB: +20 dBu

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61 in Weight

Sendy Audio Apollo Open-Back Planar Magnetic Headphone (Open box) B-STOCK 18 hrs CHARGING TIME (FULLQUAD FORMER Technology The planar magnetic driver is made of double magnets + double sides of coils on diaphragm + double coils on each sides of diaphragm. The coils are arranged with good balance on the 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