Feature: 1. For OLED screen display with receiver and transmitter functions clearly displays the parameters, such as the current channel, frequency, decibel input volume on the transmitter, receiver volume, battery status and signal, helping you to know the status of your device at any time, and make adjustments at any time. 2. UHF technology has a larger dynamic signal range and more stable transmission, reducing interference, mini wireless microphones have a total of 36 channels to choose from. When affected by frequency interference, various channels provide you with optional recording options. 3. Transmitter uses a built‑in microphone, which can be used directly, and is equipped with a magnetic clip to make it fixed in place, reducing the noise of clothing friction and keeping the recording sound clearer. 4. Microphone signal‑to‑noise ratio> 90dB, the higher the signal‑to‑noise ratio, the less noise the signal is mixed together, providing the largest clear sound quality output while reducing background noise. 5. And can use the cold shoe adapter to quickly install on the camera equipment, compatible with various applications, such as interviews, micro movies, podcasts, Vlog, teaching, presentations. 6. Support TYPE‑C interface, working time up to about 6 hours, and equipped with 3.5mm TRS/TRRS audio output, compatible with DSLR, camcorders, mobile phones, etc. Specification: Item Type: Wireless Microphone Material: Plastic Color: Black Weight: Approx. 333g / 11.7oz Acoustics and Electrical Range: Analog Audio System Transmission Type: UHF Signal To Noise Ratio: >90dB Pickup Mode: Omnidirectional Use Distance: 70m / 229.7ft Number of Channels: 36 Frequency Range: 570-606Mhz Transmitter / Receiver: Battery Capacity 600mAh, Built-in Battery, Lithium Battery (Shipped with Built-in Battery) Charging Power Supply: 5V1A Battery Life: About 6 Hours for Launcher and 6 Hours for ReceiverDisplay: for OLED Screen. Package List: 1 x Launcher 1 x Receiver1 x Type-C Cable1 x Portable Bag2 x Lavalier Microphone1 x 3.5mm TRS-TRS Audio Cable1 x 3.5mm TRS-TRRS Audio Cable1 x Manual 1 x Cold Shoe Conversion Mount2 x Clip 2 x Magnetic Clip