• 【Open-Ear Comfort Design】Features a fully open earhook design with elastic U-shape fit that provides a comfortable, pressure-free wearing experience. The skin-friendly materials ensure all-day comfort while remaining compatible with eyewear frames.
• 【Hi-Fi Audio Quality】With high-efficiency diaphragm audio technology and acoustic structure cavity design. Enhanced surround engine delivers panoramic 3D spatial sound with dynamic low-frequency enhancement for immersive listening.
• 【Advanced ANC Noise Cancellation】Features ANC Deep Noise Cancellation technology that reduces noise by up to -54dB with 99% noise suppression improvement. Multiple modes include Noise Reduction, Transparency, and Spatial Sound modes.
• 【Directional Audio Privacy】DT Pulse Directional Tone technology reduces sound leakage by 96%, automatically adapting to ear shape for enhanced privacy protection while maintaining clear audio delivery.
• 【360° Head Tracking】Advanced head tracking technology provides real-time audio adjustment that follows head movement, delivering authentic spatial positioning and synchronized audio-visual experience for double the panoramic immersion.
• 【Sports-Ready Durability】IPX65 rated protection against dust, water, and sweat. The flexible design stays secure during exercise while maintaining comfort for active lifestyles.
• 【Smart Touch Controls】Intuitive fingertip touch controls for easy operation: single tap for play/pause/answer calls, double tap for volume adjustment, triple tap for ANC toggle, and long press for spatial audio activation.

Specifications:

• Model: F20
• Chip: JL7016G8
• Speaker: F12mm
• Bluetooth-Compatible Version: V5.4
• Transmission Distance: 10M
• Transmission Frequency: 2.4GHz
• Charging Voltage: DC5V
• Charging Time: Less than 2 hours
• Talk Time: Approximately 6 hours
• Music Time: 6-7 hours
• Standby Time: Approximately 90 days
• Battery Capacity: 50mAh (earphone), 400mAh (charging case)
• Protection Level: IPX65
• Charging Interface: Type-C