Interchangeable Pro-Grade Handhelds – Switch between Beta58, KSM8, or KSM9 metal transmitters to match any vocal style.
QLXD4 Half-Rack Receiver – Sturdy black metal chassis with an intuitive blue LED display for real-time frequency, group, and audio level monitoring.
Superior UHF Transmission – Extended range up to 300m (open space) with encrypted signal for secure, dropout-free performances.
Multi-System Compatibility – Run multiple microphone systems simultaneously without interference, perfect for bands, conferences, and houses of worship.
Studio-Quality Vocal Clarity – Dynamic cardioid capsules capture every nuance while rejecting background noise and feedback.
Effortless Setup – One-touch infrared sync pairs transmitter and receiver instantly; front-panel gain control and mute switch provide total command.
Built to Endure – All-metal construction on both receiver and handheld mic withstands the rigors of touring and daily use.
QLXD4 Receiver + Beta58 / KSM8 / KSM9 Metal Handheld — Your Voice, Unleashed
Beta58
Bright, shaped response – the live sound standard for vocals.
KSM8
Dual-diaphragm dynamic – natural, detailed, and incredibly resistant to handling noise.
KSM9
World-class condenser-like detail with dynamic ruggedness, ideal for pinpoint articulation.
All handhelds feature a robust metal body, cardioid pickup, and integrated mute switch.
Intuitive display for real-time monitoring
Extended Range
Up to 300m in open space, ensuring flawless audio even in large venues and outdoor stages.
Multi-Channel Ready
Run dozens of systems simultaneously with rock-solid frequency coordination and no dropouts.
Encrypted Signal
AES-256 encryption keeps your performance content secure from unauthorized listening.

Bright, navigable interface for effortless setup and monitoring during any performance.
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