Features: 1. Dual Channel Radio: The wireless mini lavalier lapel microphone is equipped with 2 transmitters and a receiver, which can capture 2 sound sources at the same time, providing a professional solution for recording interviews and two-person VLOG shooting needs. 2. 2.4G Wireless Technology: Low latency, a stable signal without lag, 20 meters transmission distance (barrifree). 3. Intelligent Active Noise Cancellation: Intelligent calculation, and active noise reduction, achieve the effect for different noise environments, providing effective identification of the original sound and clear recording in a noisy environment. 4. 360 Omnidirectional Pickup: Highly sensitive pickup, high-fidelity sound recording, the microphone can be fully charged for 6 hours, and the charging compartment (optional) can be used for 5 times when the microphone is fully set. 5. Wide Compatible: Fit for iOS device, suitable for live streaming, vlog, blog, podcast, interview, and other video recordings. Specification: Material: PVC Color: Balck Working Frequency: 2.4GHZ Sensitivity: -26DB Transmission Delay: 15ms Signal To Noise Ratio: 64DBM Frequency Response Range: 20-20KHz Transmission Distance: 20 Meters (Barrier Free) Applicable: iOS Optional: With Charging Compartment, WIthout Charging Compartment Package Size: 12 x 8 x 3cm Package Weight: 130g Package Included: 1 Set x Wireless Mini Lavalier Lapel Microphone