40mm Full Frequency Horn，better tuning, repeated calibration, so that the overall earphone hearing better, full bass, high-pitched bright, rich details in the ear beat.

Double enjoyment of two usages: standardized high quality 3.5mm audio cable no power for headphones or the audio device has no bluetooth module, it can be connected by audio wires and switched to wired mode.

2.6cm stretchable headband: UP and freely adjust lifting comfort according to different head shapes.

Simulated protein skin, comfortable in ear: using high quality imitation protein skin, healthy and breathable , no deformation rebound, soft and comfortable.

Dual battery life, balance left and right earmuffs. 500 mAh high capacity ,charging for 4hours ,bluetooth work 22hours, not worries of the power. Wear carefree indulge in life.

Bluetooth 5.0 chip, with 24Mbit/s high-speed transmission speed to ensure sound smooth and clear, stable data transmission, wide wireless coverage, low power consumption and compatible with all kinds of bluetooth devices.