Item Type: Wireless Lavalier Microphone Product Material: ABS Plastic Weight: Approx. 62g / 2.2oz Microphone Battery Type: Lithium Battery (Shipped With Built In Battery) Microphone Battery Capacity: 55mAh Transmission Distance: Approx.15-25m / 49.2-82ft Working Frequency: 2.4GHz Package List 1 x Microphone 1 x Receiver 1 x Manual 1 x Data Cable 1Get Rid of Wired Constraints: Wireless lavalier lapel microphone is both a radio and a music channel, without the need for complicated operations. When turned on, the receiver can be automatically connected by plugging it in. 2360 Degree Large Microphone: Adopting high end 360 degree microphone, omnidirectional pickup, strong anti interference ability, effective recognition of the original sound, meeting the recording needs in noisy environments. 3Bluetooth 5.2 Technology: Bluetooth 5.2 transmitter with extra code, long transmission distance, strong signal without sensory delay, refusing to get stuck or disconnected, enjoying a better recording experience. 4Ultra Long Range and Noise Reduction: 4 hours of ultra long battery life to meet daily video shooting needs. Upgrade to sound card level chip, intelligent digital noise reduction, effectively eliminating the generation of noise reduction. 5Plug and Play and No Latency: True wireless 3 second connection, no need to connect adapter cable, plug and play, 3 second connection, faster than blink of an eye. 6Continuous Use: The receiver has a built in charging interface, allowing the phone to continuously charge while recording, without fear of running out of battery. 7Play Out Without Unplugging Receiver: When recording with the lavalier microphone, the phone can play audio without unplugging the receiver, and check the recording effect at any time. 8Wide Applications: Wireless lavalier microphone supports 99 percent models of mobile phones, computers, tablets, cameras on the market, and supports 99 percent of apps on the market.