Triple noise reduction technology with upgraded noise reduction chip (ENC)
Three-level noise reduction settings (weak, medium, strong) selectable via button with LED indicators
Instant plug-and-play operation with automatic connection and strong compatibility
Dual transmitter and single receiver design supports simultaneous use by two users
Stable 20m transmission with clear, delicate, and transparent human voice reproduction without interruption
Ultra-compact and high aesthetic design, highly portable and convenient for content creators
Charging case and transmitter support long-lasting use to eliminate battery anxiety
Designed to prevent counterfeit products; ensure purchase of patented authentic model for quality and performance assurance
Awards and Recognition:
Over 1000 patents obtained
JYSE, CES, German Red Dot Award, International Electronics Exhibition
2024 Global Good Design Award, 36Kr, 2024 iF International Design Award
Recognized by China International Brand Strategy Research Center (UIBE)
Sponsored and co-sponsored by multiple international organizations
Additional Notes:
Polymer audio diaphragm technology for superior sound quality
Ideal for live streaming, VLOG recording, and dual-person simultaneous recording
Strong noise cancellation and sound pickup performance
Lightweight and ergonomic design for ease of use and portability
| Width | 8.7 |
| Height | 3.8 |
| NetWeight | 0.098 |
| Brand | YOUFES |
| Model | K21 |
| Wireless Transmission |
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| 2.4G adaptive frequency modulation |
| Transmission Distance | 20 meters (unobstructed) |
| Charging Case | 300mAh |
| Transmitter | 60mAh |
| Battery Life | Approximately 30 hours |
| Microphone Sensitivity | -38dB |
| Microphone Directionality | Omnidirectional |
| Three fun voice-changing modes | Original voice, Deep male voice, Female voice; switchable with double-click and LED status indicators |
| Certified | 3C Certification, FCC Certification |