• 【Open-Ear Design】Lightweight at just 26g, these earphones offer an open audio experience for comfort and safety during outdoor activities.
• 【IPX5 Nano Waterproof】Dual metal sound holes and nano-coated waterproof technology protect against sweat and rain during workouts.
• 【Built-in 32GB Storage】Store thousands of songs directly on the earphones, easily switching between Bluetooth-compatible and local playback modes.
• 【Enhanced Stereo Sound】Bionic conch sound structure and custom bio-diaphragm deliver balanced high, mid, and low frequencies for immersive audio quality.
• 【Bluetooth-compatible 5.4 Chip】Enjoy faster, more stable connections with stronger anti-interference capabilities for seamless, high-quality audio experiences.

Specifications:

• Bluetooth-compatible Version: 5.3
• Bluetooth-compatible Chip: JL AC7006F80
• Working Frequency: 2.402GHz - 2.4800GHz
• Battery: 250mAh/3.7V Polymer Lithium Battery
• Playback Time: Approx. 21 hours at 80% volume
• Standby Time: Approx. 350 days
• Charging Time: Approx. 2 hours
• Charging Voltage: 5±0.25V
• Bluetooth-compatible Range: ≥10m (obstacle-free)
• Waterproof Rating: IPX5
• Supported Audio Formats: MP3, WMA, WAV, APE, FLAC
• Weight: 26g
• Features: NTC/OVP/PTC functionality