Feature: 1. Smart Chip: Equipped with built in 2.4G band special chip, supports large data flow, having stable and reliable signal, providing a satisfying using experience. 2. Wide Application: Up to 80KHz stereo sound collection, for different noise environment, filter a variety of noise, making the recorded voice clear without noise. 3. Multi Purpose: Has the function to receive all directions of sound, suitable for interview, vlog shooting, multi person shooting, network broadcast and so on. 4. Long Battery Life: Working time of wireless microphone can be up to 7 hours after a chingle charging, the time can be up to 35 hours with charging bin. 5. Powerful Helper: 360° all round surround pick for clear sound effect, restore original sound, able to meet most your needs for daily use or some official situations. Specification: Item Type: Wireless Microphone Material: ABS Color: As Picture Shown Application: for Live, Outdoor, Mobile Phone Gross Weight: Approx.212g/7.5oz Transmission Distance: Approx.300m/328.1yd (Barrier Free Environment) Operating Frequency: 2.4GHZ Frequency Response Range: 20HZ-20khz Transmission Delay: 15ms Charging Input Standard: DC 5V/1A Duration Of Single Use Of Microphone: About 5 Hours Microphone Battery Capacity: Built In Lithium Battery, 70mAh Capacity (Built In) Charging Bin Battery Model: 802545, 450mAh Capacity (Built In) Charging Bin Charging Port: Type C Package List: 1 x Microphone 1 x Type C Receiver 1 x Charging Box 1 x Type C Charging Cable 1 x Wind Cap 1 x Manual