U287

This UHF 2-in-1 wireless handheld microphone set operates on professional 663.1-694.1MHz UHF FM frequency with DSP frequency lock and 2×16 multi-channel system (32 optional frequencies). It supports stable 30~50m wireless transmission and auto plug-and-play pairing after power-on. Featured with cardioid dynamic pickup, optimized 70Hz~18kHz frequency response and ultra-low distortion ≤0.3%, it reproduces high-fidelity natural human voice. Low power consumption brings 2~4 hours working time per mic, the compact receiver supports volume adjustment with standard 6.35mm connector for wide device compatibility. With matte metal body and digital LED display, it’s ideal for home karaoke, stage performance, live streaming, conference and outdoor square dancing, a cost-effective audio solution for home & small commercial use.

Core Technology & Performance Highlights

1. Stable Anti-interference UHF Wireless Transmission

• Frequency Range: Professional UHF band 663.1-694.1MHz with FM modulation, avoids interference from WiFi & Bluetooth for clean audio signal.
• Oscillation Mode: DSP chip frequency locking prevents frequency drift, outstanding anti-interference ability.
• Frequency Stability: ±10ppm high precision stability, zero frequency shift during transmission for seamless audio.
• RF Power: 10dBm RF output enables 30~50m effective transmission in open space, free from cable limit for stage & outdoor events.
• Multi-channel Design: 2×16 independent channels (32 optional frequencies), multiple sets work simultaneously without crosstalk; auto pairing plug-and-play, no manual tuning required.

2. Professional High-fidelity Dynamic Pickup

• Pickup Type: Dynamic capsule with cardioid polar pattern, picks up front voice accurately and blocks side/rear ambient noise & echo.
• Frequency Response: Optimized 70Hz~18kHz vocal range, delivers full & warm tone for singing, speech and hosting.
• Low Distortion: Total harmonic distortion ≤0.3%, high fidelity, no sound crack under loud or high-pitch vocal to restore original voice.
• Fine Sensitivity: Balanced dynamic element captures subtle breath & soft singing details.

3. Long Battery & User-friendly Control

• Battery Life: Low-power design provides 2~4 hours continuous runtime per full charge for KTV, stage show and meetings.
• Volume Adjustable: Compact receiver equipped with volume control button to adjust output for different audio devices.
• Wide Compatibility: Standard 6.35mm plug plus adapter, compatible with mixer, sound card, powered speaker, amplifier and most audio equipment.

Ergonomic Design & Accessories

1. Body & Accessory

• Ergonomic Body: Matte metal handheld shell, scratch-resistant & anti-slip; built-in LED digital screen at mic bottom to display channel & battery status in real time.
• Protective Accessories: Equipped with windscreen foam and anti-slip ring to eliminate plosive noise and prevent slipping.

Complete Accessories, Ready to Use Out of the Box

• One-to-One Configuration: U287-1
• microphone *1
• receiver *1
• 18650 battery *2 Charging cable *1
• anti-fall ring *1
• Weight: 0.43kg
• Package Dimensions: 27.8*10.4*5.6cm
• anti-spray cotton *2
  

One-to-Two Configuration: U287-2

microphone *2

receiver *1

18650 battery *3

Charging cable *1

anti-fall ring *2

anti-spray cotton *2

• Weight: 0.72kg
• Package Dimensions: 28.8*13.5*6.3cm

Application Scenarios

✅ Home Karaoke & Family Party: Dual-mic pack perfect for duet singing, build instant home KTV with speaker system.

✅ Stage & Street Busking: 30-50m long UHF wireless range for free movement during outdoor gigs & small live shows.

✅ Live Streaming & Short Video: Ultra-low distortion high-fidelity sound upgrades recording quality for cover songs & vlog.

✅ Conference & Event Hosting: Cardioid noise reduction guarantees clear speech pickup for meetings & party emceeing.

✅ Outdoor Activity & Square Dancing: Rechargeable cordless design for flexible outdoor group entertainment.

Product Advantage Summary