SHALANRA WS640 True Diversity UHF Wireless Microphone System Conference Headset Lapel Handheld Mics

SHALANRA WS640 Professional UHF Wireless Microphone SystemI. Core Features4-Channel System: Supports 4 simultaneous mics. 200 selectable frequencies per unit. Expandable to 20+ channels via multi-unit stacking.Intelligent Management: Features IR sync & AFS for one-touch automatic frequency pairing. LCD displays real-time frequency, battery, and signal.Broadcast Sound Quality: Digital lock tech minimizes noise. 40Hz-18KHz response, >105dB SNR, ≤0.5% distortion.Flexible Use: Includes 4 metal handheld mics. Compatible with optional lavalier/headset mics; all 4 transmitters are freely interchangeable.Stable & Reliable: Transmitter uses 2 x 18650 batteries (>8 hrs). Receiver uses 12V DC. ±0.005% frequency stability prevents dropouts.II. Key SpecsSystem: 530-590MHz UHF, FM. 200 channels. 40Hz–18KHz (±2dB). >105dB SNR. ≤0.5% THD.Receiver: Sensitivity 12dBμV. +10dBV output. DC 12V/600mA power.Transmitter: 30mW RF power. 2 x 18650 battery powered.III. ApplicationsIdeal for conferences, teaching, performances, content creation (livestreams, interviews), and fixed installations (churches, theaters).IV. Package1x Receiver, 4x Handheld Mics, 2x Antennas, 1x Power Adapter, 1x Manual.(Lavalier/headset mics sold separately)V. AdvantagesRich frequency options, intelligent operation, excellent sound, flexible configuration, and robust stability. SHALANRA WS640 delivers a professional wireless audio solution.