• 【Comfortable Fit】 Air-type silicone ear loops offer a 0 pressure sensation, ensuring a snug fit with better breathability.
• 【Directional Sound】 True stereoscopic directional sound waves provide concentrated sound propagation, reducing attenuation and distortion.
• 【Long Battery Life】 Enjoy up to 16 hours of cumulative playback time, perfect for non-stop entertainment.
• 【Enhanced Connectivity】 Upgraded BT 5.4 chip reduces signal interference and attenuation for stable connections.
• 【Superior Sound Quality】 5.12mm track-type speaker outperforms traditional round speakers for an immersive audio experience.

Specifications:

• BT: 5.4
• BT Version: 6983
• Battery Capacity: 40mAh / 400mAh
• Optimal Distance: ≥ 10 Meters
• Speaker Size (Driver Unit): 12Φmm
• Product Weight: 64g
• Music Duration: Approximately 3 Hours (70% Volume)
• Call Duration: 3 Hours
• Charging Time of the Warehouse: 1.5 Hours
• Standby Time: 40 Hours
• Speaker Sensitivity: -42dB
• Charging Input Standard: Type-C / 5V 
• Frequency Response: 20Hz – 20KHz
• Supported Bluetooth Protocols: HFP, HSP, A2DP, AVRCP
• BT Operating Frequency: 2.402GHz – 2483.5MHz
• Impedance: 32Ω ± 15%Ω