R21

This dual wireless handheld dynamic microphone set is a high-value wireless audio device designed specifically for home karaoke, stage performances, live singing, and outdoor entertainment. It adopts 2400MHz wireless transmission technology, paired with a heart-shaped directional dynamic pickup unit, supports automatic frequency matching, low power consumption, and long battery life design. It includes a set of dual microphones, receivers, and complete accessories, plug and play, no need for complex debugging, and easily achieves unrestricted singing and interactive experience.

Core Technology & Performance Highlights

1.Stable Anti-Interference Wireless Transmission

• Frequency Range: 2400MHz professional frequency band, pure signal with no noise;
• Oscillation Mode: DSP chip frequency locking to ensure stable signal without drift, strong anti-interference capability;
• Frequency Stability: ±10ppm, no frequency offset during transmission, sound remains continuous and uninterrupted;
• RF Power: 10dBm, transmission distance up to 30-50 meters, free from constraints on stage, outdoor, and large-space scenarios;
• Auto-Pairing Design: Automatic frequency alignment on power-up, plug-and-play, no manual adjustment required, easy for beginners to get started quickly.

2.Professional Dynamic Pickup Performance

• Pickup Type: Dynamic microphone cartridge with cardioid polar pattern, accurately captures front vocals and effectively suppresses side/rear environmental noise;
• Frequency Response: 100Hz~10kHz, perfectly covering the core vocal frequency range, delivering rich, transparent, and clear vocals, ideal for singing, speeches, and voice recording;
• Low Distortion Performance: Distortion ≤0.5%, no breakage or distortion even during loud yelling or high-pitched singing, reproducing natural vocals;
• High Sensitivity: The dynamic cartridge captures fine vocal details, clearly recording soft singing and breath sounds.

3.Long Battery Life & Convenient Design

• Battery Life: Low-power chip paired with battery power supply, each microphone can work continuously for 2-4 hours, meeting the needs of long performances and karaoke sessions;
• Wide Compatibility: The receiver is equipped with a 6.35mm interface, and comes with a 3.5mm adapter, compatible with mainstream devices such as amplifiers, mixers, speakers, and live sound cards;
• LED Digital Display: The microphone body is equipped with a display screen to show real-time channel, battery level, and signal status for intuitive use.

User-Friendly Design & Accessories

1.Comfortable Handheld & Protective Design

• Microphone ×1
• Receiver ×1
• 18650 Battery ×2
• Charging Cable ×1
• Anti-Drop Ring ×1
• anti-spray cotton ×2
• Weight: 0.36kg
• Package Dimensions: 27.8*10.4*5.6cm
• Microphone ×2
• Receiver ×1
• 18650 Battery ×3
• Charging Cable ×1
• Anti-Drop Ring ×2
• anti-spray cotton×2
• Weight: 0.54kg
• Package Dimensions: 28.8*13.5*6.3cm
• Matte Gold Metal Body: The microphone features a matte gold metal body with premium texture, suitable for different styles of performances and scenarios;Ergonomic Body: Streamlined handheld design with balanced weight for comfortable grip, reducing fatigue during long use;Anti-Pop / Anti-Slip Accessories: Equipped with colorful foam windscreens and anti-slip rings to reduce plosive sounds and airflow noise, while preventing the microphone from slipping, enhancing the user experience.
  

Application Scenarios

✅ Home Karaoke / Party Entertainment: Dual microphones support duets and home KTV use, paired with amplifiers/speakers to create a full atmosphere;

✅ Stage Performances / Street Shows: 30-50 meters wireless range for free movement, stable signal, ideal for stage and outdoor performances;

✅ Live Singing / Short Video Creation: Paired with live sound cards, vocals are clear and anti-interference, improving the quality of live streams and cover works;

✅ Conference Speeches / Event Hosting: Cardioid pattern effectively suppresses noise, ensuring clear audio delivery for dual-host or multi-speaker setups;

✅ Outdoor Entertainment / Square Dancing: Low power consumption and long battery life, no need for power cords, perfect for outdoor mobile scenarios.

Product Advantages Summary

wireless transmission

2400MHz+DSP frequency locking+30-50m transmission, automatic frequency matching, anti-interference and noise free

Sound pickup performance

Heart shaped pointing dynamic coil unit+100Hz~10kHz frequency response+≤ 0.5% low distortion, clear and solid vocals

Design appearance

Golden metal texture body, with both appearance and texture, suitable for various performance styles

Battery Life & Convenience

2-4 hour long battery life+low-power design, flexible battery power supply, suitable for different scenarios

Strong compatibility

6.35mm+3.5mm dual interfaces, compatible with amplifiers, mixing consoles, sound cards, and speakers, versatile for multiple scenarios

All-in-One Package

Dual microphones+complete set of accessories, ready to use out of the box, high cost-effectiveness