The Ulanzi A21 Wireless Microphone (Black and White – Type C) is a button-sized, ultra-light wireless lavalier mic for devices with USB-C ports. Featuring 360° omnidirectional recording, AI noise reduction, and up to 100 m wireless range, it delivers crystal-clear audio for vlogs, interviews, and live streams. With 6 h runtime per transmitter…
The Ulanzi A21 Wireless Microphone (Black and White – Type C) is a button-sized, ultra-light wireless lavalier mic for devices with USB-C ports. Featuring 360° omnidirectional recording, AI noise reduction, and up to 100 m wireless range, it delivers crystal-clear audio for vlogs, interviews, and live streams. With 6 h runtime per transmitter and 30 h total via the charging case, it’s perfect for all-day mobile recording.
A two-channel wireless lavalier microphone for two people with a USB-C receiver for devices with a USB-C port. Each transmitter weighs only 8 g.

360° omnidirectional pickup, AI noise reduction and a range of up to 100 m. Two transmitters, a charging case and app-free pairing.
Two speakers, no cables.
A transmitter weighs only 8 g.
Furry wind protection.
Up to 30 h with the case.
Each transmitter is the size of a button and weighs about 8 g. Attach it with a clip, a magnet or a lanyard, so it stays out of the way while you film.

AI noise reduction helps separate speech from ambient noise and keeps your voice clean even in busy places. The supplied furry windscreens help against wind outdoors.

Omnidirectional microphones capture your voice naturally from all sides, even while you move. Recording is 32 kHz / 24-bit with a frequency range of 20 Hz to 20 kHz.

On the transmitter you switch between noise reduction, original sound, reverb and mute.

Each transmitter lasts up to 6 hours on a single charge. The 400 mAh charging case recharges both transmitters twice, for a total of up to 30 hours of use.

Digital 2.4 GHz transmission reaches up to 100 m in open space. That leaves room for interviews, presentations and shots on the move.

The Ulanzi A21 Wireless Microphone (Black and White – Type C) is a button-sized, ultra-light wireless lavalier mic for devices with USB-C ports. With 360° omnidirectional recording, AI noise reduction and up to 100 m wireless range, it delivers clean audio for vlogs, interviews and live streams. With 6 h runtime per transmitter and 30 h in total with the charging case, it is ideal for all-day mobile recording. The illustrative photographs show A21 microphones from this range.
| Manufacturer: | Ulanzi |
| Category: | Microphones |
| Stereo | No |
| Type | Condenser |
| Receiver connector | USB-C |
| Microphone connection | USB-C · Wireless |
| Number of transmitters | 2ks |
| Polar pattern | Omnidirectional |
| Range | 100m |
| Microphone power | internal battery |
| Wireless band | 2.4GHz |
| Transmitter battery life | 6h |
| Charging case capacity | 400mAh |
| VLOG microphone | Yes |
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