OE Free One

True Wireless - New Silent World
Planar Diaphragm Active Noise Cancellation Wireless Headphones

Acoustic Black Technology.
Nano-scale flat diaphragm sound unit.

Low distortion, high transient response, double enhancement of dynamics and details

After years of research and development, OE solved the problem of large size and high cost of plane diaphragm sound unit, the first time in the true wireless headset equipped with a nanoscale plane diaphragm with a diameter of only 12.5mm, compared with the traditional dynamic iron moving coil headset plane diaphragm unit has an absolute advantage in terms of acoustic performance, which solves the problem of distortion of high-efficiency audio signals, so that the sound is more realistic and beautiful.