【Ultra-Lightweight Design】Weighing only 5 grams, this discreet wireless microphone transmitter is designed for all-day comfort, perfect for vlogging, interviews, or live streaming without distracting your audience. 【Advanced AI Noise Reduction】Featuring 3-level AI noise cancellation (low/medium/high) adjustable with one touch, it captures clear audio even in busy environments up to 120dB SPL. 【Instant Plug-and-Play】Auto-pairing with 328-foot stable transmission range. Simply plug the receiver into your USB-C device (Android/for iPhone 15-16) and start recording instantly, no Bluetooth-compatible pairing or app required. 【AI Voice Changer】One-touch switch between male, female, and original voice modes (indicated by blue LED flashes), ideal for role-playing videos, game streaming, podcasts, or fun family recordings. 【Versatile Compatibility】Suitable for various scenarios from YouTube/TikTok videos to professional interviews, online courses, and live concerts. Specifications: Transmitter: Transmission mode: 2.4GHz digital frequency band Signal modulation: Gaussian frequency shift keying Polarity mode: omnidirectional Antenna type: PIFA Operating distance: 100m (obstacle-free) RF output power: <10dBm Distortion: <0.1% Frequency response: 20Hz-20kHz Sensitivity: -36dB Sampling rate: 48kHz Bit depth: 16bit Signal-to-noise ratio: >80dB Audio input: built-in condenser microphone Built-in battery capacity: 65mAh Power supply: built-in lithium battery power supply/charging box contact charging Battery life: about 6 hours Charging time: about 1.5 hours Weight: 5g Dimensions: 31x15x16.4mm Operating temperature: 0℃~ +50℃ Storage temperature: -20℃~ +50℃ Type-C receiver: Transmission mode: 2.4GHz digital frequency band Signal modulation: Gaussian frequency shift keying Polarity pattern: Omnidirectional Antenna type: PIFA Operating distance: 100m (obstruction-free) RF output power: <10dBm Distortion: ≤0.1% Frequency response: 20Hz-20kHz Sensitivity: -36dB Sampling rate: 48kHz Bit depth: 16bit Signal-to-noise ratio: >80dB Audio output: Type-C digital output Power supply: external device power supply Weight: 2.5g Dimensions: 23.2x22.4x10.1mm Operating temperature: 0℃~ +50℃ Storage temperature: -20℃~ +50℃ Note: Compatible with DJI Action 3/4/5 and DJI Pocket 3; NOT support for Insta 360, GoPro, for Akaso cameras or for OnePlus.