• Dual-microphone noise reduction technology makes audio and video calls as clear as face-to-face conversations, allowing normal calls even during exercise
• Optimized special ergonomic headphones can better fit the human ear and match different ear shapes, making them more comfortable and stable to wear
• 16mm driver unit, provides great sound quality
• Applicable to multiple scenarios

Specification:

• Model: K9
• Bluetooth-compatible solution: Bluetooth-compatible V5.3
• Product speaker: 16mm speaker (bass effect is obvious)
• Standby time: 200 hours
• Working hours: about 36 hours
• Charging time: about 2 hours
• Communication distance: 10-15 meters without barriers
• Earphone battery capacity: 90mAh (pure cobalt battery)
• Frequency: 20Hz-20KHz
• Impedance: 32 ohms
• Sensitivity: 85dB
• Waterproof level: IPX4