JBL MIC-300 UHF wireless microphones deliver professional-grade vocal performance in a sleek, portable design engineered for car karaoke, small gatherings, and on-the-go entertainment. Unlike standard wireless microphones that suffer from interference, limited range, or inconsistent audio quality, the JBL MIC-300 operates in the stable UHF 640-690 MHz frequency band, providing reliable transmission up to 10 meters with minimal signal dropouts or background noise.
Studio-Grade Vocal Clarity with Advanced Audio Engineering
The JBL MIC-300 features a broad frequency response range of 40 Hz to 15 kHz, capturing the full spectrum of vocal nuances with exceptional clarity and depth. With a dynamic range of 100 dB A-weighted and a signal-to-noise ratio exceeding 90 dBA, these microphones reproduce every subtle inflection, breath, and tonal variation without distortion or compression artifacts. Total harmonic distortion remains below 1%, ensuring that your voice sounds natural and authentic whether you are singing, speaking, or performing. Unlike budget microphones with narrow frequency coverage, the JBL MIC-300 preserves vocal warmth and detail across the entire audible spectrum.
Reliable UHF Wireless Technology with Dual-Channel Flexibility
Operating in the UHF 640-690 MHz band, the JBL MIC-300 provides stable, interference-resistant wireless transmission ideal for environments with multiple wireless devices. The dual-channel receiver supports simultaneous connection of two microphones, enabling duets, interviews, or host-guest interactions without additional setup complexity. Auto-scan and auto-sync functionality streamline pairing—simply power on the receiver and microphones, and the system automatically establishes a secure connection. Unlike VHF or Bluetooth microphones prone to congestion and latency, the JBL MIC-300 UHF architecture ensures consistent performance in crowded RF environments.
Extended 14-Hour Battery Life for All-Day Use
Powered by two standard AA alkaline batteries per microphone, the JBL MIC-300 delivers up to 14 hours of continuous playtime on a single charge. The efficient transmitter design draws less than 10 mW of power, optimizing battery consumption without compromising signal strength or audio fidelity. Quick battery replacement ensures minimal downtime during extended events or travel. Unlike rechargeable microphones requiring proprietary cables or docking stations, the JBL MIC-300 uses universally available AA batteries for convenient, hassle-free operation anywhere in the world.
Cardioid Polar Pattern for Focused Vocal Pickup
The cardioid polar pattern of the JBL MIC-300 ensures focused voice capture while minimizing ambient noise from the sides and rear. This directional pickup characteristic is ideal for live singing, public speaking, or recording in noisy environments such as vehicles, outdoor gatherings, or busy venues. Unlike omnidirectional microphones that pick up unwanted background sounds, the JBL MIC-300 isolates your voice for clean, professional-quality audio reproduction.
Sleek, Portable Design with Premium Build Quality
Each microphone measures 4.67 x 22.53 cm and weighs approximately 360 grams, combining lightweight portability with durable construction suitable for frequent transport and regular use. The minimalist Black/Orange finish offers a modern aesthetic that complements both casual and professional settings. The ergonomic grip ensures comfortable handling during extended performances, while the robust housing protects internal components from everyday wear and minor impacts. Unlike fragile microphones with plastic housings, the JBL MIC-300 balances style with resilience for reliable long-term performance.
Plug-and-Play Convenience for Instant Setup
The JBL MIC-300 requires no complex configuration or software installation. Simply power on the dual-channel receiver and microphones, and the auto-sync feature establishes a secure wireless connection within seconds. The receiver includes standard audio output connections compatible with most karaoke systems, portable speakers, and audio mixers. Unlike professional wireless systems demanding technical expertise, the JBL MIC-300 delivers professional performance with consumer-friendly simplicity—perfect for spontaneous entertainment, family gatherings, or impromptu performances.
Technical Specifications:
Model: MIC-300-SD24-JAA (Black/Orange)
Compatibility: Standard 3.5mm or RCA audio input devices (karaoke systems, portable speakers, mixers)
Wireless Band: UHF 640–690 MHz
Wireless Range: Up to 10 meters
Polar Pattern: Cardioid (directional)
Frequency Response: 40 Hz–15 kHz
Signal-to-Noise Ratio: Greater than 90 dBA
Total Harmonic Distortion: Less than 1%
Dynamic Range: 100 dB A-weighted
Transmitter Power: Less than 10 mW
Battery Type: 2 x AA alkaline batteries per microphone (not included)
Battery Life: Up to 14 hours continuous use
Microphone Dimensions: 4.67 x 22.53 cm
Microphone Weight: Approximately 360 grams per unit
Receiver Type: Dual-channel with auto-scan and auto-sync
Audio Output: Standard 3.5mm / RCA (varies by region)
Special Features: Plug-and-play setup, dual-mic support, auto-sync pairing, interference-resistant UHF transmission
Included: 2 x JBL MIC-300 wireless microphones, dual-channel UHF receiver, user manual, quick start guide
Color Options: Black/Orange (limited edition), Black/Silver (varies by region)
Certifications: CE, FCC, RoHS compliant
Warranty: Standard JBL manufacturer warranty (region-dependent, typically 6-12 months)
Compatibility: Standard 3.5mm or RCA audio input devices (karaoke systems, portable speakers, mixers)
Wireless Band: UHF 640–690 MHz
Wireless Range: Up to 10 meters
Polar Pattern: Cardioid (directional)
Frequency Response: 40 Hz–15 kHz
Signal-to-Noise Ratio: Greater than 90 dBA
Total Harmonic Distortion: Less than 1%
Dynamic Range: 100 dB A-weighted
Transmitter Power: Less than 10 mW
Battery Type: 2 x AA alkaline batteries per microphone (not included)
Battery Life: Up to 14 hours continuous use
Microphone Dimensions: 4.67 x 22.53 cm
Microphone Weight: Approximately 360 grams per unit
Receiver Type: Dual-channel with auto-scan and auto-sync
Audio Output: Standard 3.5mm / RCA (varies by region)
Special Features: Plug-and-play setup, dual-mic support, auto-sync pairing, interference-resistant UHF transmission
Included: 2 x JBL MIC-300 wireless microphones, dual-channel UHF receiver, user manual, quick start guide
Color Options: Black/Orange (limited edition), Black/Silver (varies by region)
Certifications: CE, FCC, RoHS compliant
Warranty: Standard JBL manufacturer warranty (region-dependent, typically 6-12 months)
Who Is This For?
Car Karaoke Enthusiasts: UHF wireless range + cardioid pickup ideal for clear vocals during road trips and family drives.
Small Event Hosts: Dual-channel support + 14-hour battery perfect for parties, gatherings, and community events.
Content Creators: Plug-and-play setup + studio-grade audio quality ideal for live streaming, podcasting, and video production.
Traveling Performers: Lightweight 360g design + AA battery power perfect for busking, mobile gigs, and on-the-go entertainment.
Small Event Hosts: Dual-channel support + 14-hour battery perfect for parties, gatherings, and community events.
Content Creators: Plug-and-play setup + studio-grade audio quality ideal for live streaming, podcasting, and video production.
Traveling Performers: Lightweight 360g design + AA battery power perfect for busking, mobile gigs, and on-the-go entertainment.
Why It Stands Out:
UHF 640-690 MHz Band: Interference-resistant transmission vs. standard VHF or Bluetooth microphones prone to signal dropouts.
100dB Dynamic Range + <1% THD: Studio-grade vocal fidelity vs. budget microphones with compressed, distorted audio output.
14-Hour Battery Life: All-day performance on standard AA batteries vs. rechargeable mics requiring proprietary chargers.
Cardioid Pickup Pattern: Focused voice isolation vs. omnidirectional mics capturing unwanted background noise.
Dual-Channel Auto-Sync: Instant two-mic pairing vs. manual frequency matching required on competing wireless systems.
100dB Dynamic Range + <1% THD: Studio-grade vocal fidelity vs. budget microphones with compressed, distorted audio output.
14-Hour Battery Life: All-day performance on standard AA batteries vs. rechargeable mics requiring proprietary chargers.
Cardioid Pickup Pattern: Focused voice isolation vs. omnidirectional mics capturing unwanted background noise.
Dual-Channel Auto-Sync: Instant two-mic pairing vs. manual frequency matching required on competing wireless systems.
Bullet Points:
- UHF Wireless Technology: Stable 640-690 MHz transmission with up to 10-meter range for reliable, interference-free performance.
- Studio-Grade Vocal Clarity: 40 Hz–15 kHz frequency response + 100 dB dynamic range + <1% THD for natural, detailed sound reproduction.
- All-Day 14H Battery Life: Up to 14 hours continuous use per microphone powered by standard AA batteries for global convenience.
- Cardioid Polar Pattern: Directional voice pickup minimizes background noise for clean audio in noisy environments.
- Dual-Channel Auto-Sync: Connect two microphones simultaneously with instant auto-pairing for duets, interviews, or host-guest setups.
- Plug-and-Play Simplicity: No software or complex setup required—power on and perform immediately with standard audio outputs.
- Sleek Black/Orange Design: Lightweight 360g construction with ergonomic grip and premium finish for portable, stylish performance.
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