Wireless Microphone Kit
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OVERVIEW
The SX21 is a professional‑grade dual‑channel wireless mic kit designed for live streaming, vlogging, interviews, and mobile journalism. It includes two clip‑on transmitters and a compact receiver that plugs directly into your device—whether iPhone (Lightning) or Android (USB‑C). All three units dock in a portable charging case with auto‑pairing and LED indicators, giving you clear, noise‑reduced audio on the go without bulky cables or mixers.
FEATURES
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Dual Transmitters: record two speakers simultaneously with separate clip‑on mics
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2.4 GHz Digital Link: stable, low‑latency transmission up to 50 m line‑of‑sight
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Active Noise Cancellation: built‑in ANC filters ambient noise for crystal‑clear vocals
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Portable Charging Case: magnetic docks recharge all units; LED status for power and pairing
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Universal Receiver: plug‑and‑play with interchangeable Lightning and USB‑C adapters
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Long Battery Life: up to 6 hrs per unit; total of 24 hrs with the case’s reserve power
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Auto‑Pair on Power‑Up: instant connection—no manual syncing required
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Real‑Time Monitoring: pass‑through headphone output on receiver for live audio checks
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Broad Compatibility: works seamlessly with smartphones, DSLRs, mirrorless cameras, and PCs
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Durable & Compact: rugged ABS construction in a pocket‑friendly form factor
SHIPPING & ORDER TRACKING
We deliver only within the contiguous United States. Fragrances and gift baskets: processed within up to 3 business days, then delivered in 2 to 4 business days. Items from international suppliers (shipped from China): processed within up to 5 business days, then delivered in 7 to 10 business days. Tracking details are sent by email when available. See our Shipping Policy..
WHERE YOUR ORDER SHIPS FROM
Fragrances and gift baskets ship from the United States. Many jewelry, electronics, pet, beauty, home and automotive items are fulfilled by international suppliers and ship from China. Orders with items from different suppliers may arrive in separate packages.
RETURNS
You can request a return within 30 days of receiving your item. Return shipping is paid by the customer unless the item arrived damaged, defective, or incorrect. Contact us before sending any return. See our Refund Policy.
Free Shipping on U.S. Orders of $75+
Through November 30, 2026, free standard shipping applies automatically to U.S. orders of $75 or more.
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Wireless Microphone Kit