Specifications

• Model: KR20
• Material: ABS
• Transmission Frequency: 2.4GHz
• Sampling Frequency: 48kHz, 16-bit
• Sound Delay: 25ms
• Signal-to-Noise Ratio (SNR): 98 dB
• Mic Battery Capacity: 90mAh Li-polymer
• Charging Case Capacity: 750mAh Li-polymer
• Mic Charging Time: ~1.5 Hours
• Mic Usage Duration: ~8 Hours
• Mic Sensitivity: Silicon Mic -38dBFS
• Receiving End Operating Current: 58-65mAh
• Charging Interface: USB-C, DC 5V 1.5A (Max)
• Box Charging Voltage/Current: DC 4.8-5.4V, USB-C 5V 1A (Max)
• Audio Range: 50 Meters
• Noise Reduction: Deep Noise Reduction

Features

• High-Fidelity Audio – CD-quality sound with 98dB SNR for clear recording.
• Deep Noise Reduction – Effectively filters ambient noise for professional sound quality.
• Magnetic Adsorption – Easy and secure attachment for the microphone.
• Long Battery Life – Up to 8 hours of working time with quick 1.5-hour charge.
• Portable & Lightweight – Compact design for travel, office, or on-the-go use.
• Stable Transmission – Reliable 2.4GHz connection with up to 50 meters audio range.