A21 Wireless Microphone Lighting Black

Ulanzi A21 Wireless Microphone (Black, Lightning)

The Ulanzi A21 (Black, Lightning) is a revolutionary “button-sized” wireless microphone system designed specifically for Lightning-equipped iPhones and iPads. Delivering professional 32kHz/24-bit audio, this ultra-compact dual-channel system captures broadcast-quality sound in a design so small it is almost invisible when worn. Utilizing stable 2.4GHz digital transmission, it provides a reliable interference-free connection up to 100 meters (328ft), making it perfect for outdoor vlogging, interviews, and mobile journalism.

Equipped with intelligent AI noise reduction, the A21 filters out ambient environmental sounds while preserving the natural clarity of your voice. The system features a unique drawer-style charging case for easy access and provides a total runtime of up to 36 hours. Each 8g transmitter offers versatile mounting options, including a classic clip, a powerful magnet for clothing, or a stylish neck strap, ensuring a discreet setup for any content creator.

Technical Specifications

Broadcast Quality in a Miniature Form Factor

The Ulanzi A21 redefines portability without sacrificing audio fidelity. Its omnidirectional condenser microphone captures rich, 360° sound, ensuring your voice remains consistent even during active movement. The system supports a unique 3D Reverb mode, allowing streamers to add professional depth to their audio with a single tap. With ultra-low latency of less than 25ms, your audio stays perfectly synced with your video, eliminating frustrating post-production delays for iPhone-based creators.

Advanced Functionality for Professional Workflows

Designed for the modern influencer, the A21 receiver allows for simultaneous charging and recording, so your iPhone never runs out of power during a long live stream. The “drawer” design of the charging case ensures your microphones are always protected and paired the moment you slide them out. Whether you are recording a podcast, a TikTok, or a professional interview, the A21’s discreet magnetic mounting and Mute function give you total control over your recording environment without the bulk of traditional lavalier systems.