Universal Wireless System: Wireless microphone is completely cable-free, delivering a stable audio signal up to 65 feet. You can hold it by hand or clip it on your shirt.It is a convenient feature for those who need to capture high-quality audio on multiple devices at the same time, whether you're recording a podcast, giving a presentation, or conducting an interview. Full Compatibility: The upgraded wireless microphone comes with a 3-in-1 universal receiver, eliminating the need to replace multiple individual interfaces or interface cables. Compatible with for android smartphones, for (including for 15), , laptops, personal computers, camera etc. Mini microphone is suitable for blogging, interviewing, live streaming, blogging, podcasting, , instagram, . Smart Noise Cancellation: Our wireless microphone is equipped with professional-grade intelligent noise reduction chips and high density spray-proof sponge that helps to cuts off any noise interference and improve audio quality,record every detail of the sound clearly regardless of the surroundings. The omni-directional microphone gives best clear timbre. Rechargeable Transmitter and Receiver: wireless lavalier microphone built-in large capacity rechargeable battery and low power chip, provide more than 7 hours of battery life. Furthermore, this microphone for also supports charging while recording. With type-C charging cable, the receiver and the phone can be at the same time. Easy Automatic Connection: Wireless microphone is easier to set up. Plug and play, no adapter, Bluetooth or app required, simply plug the receiver(for interface/TYPE-C/3.5mm port) into your device. and turn on the portable microphone and the two parts will pair automatically. (Note:Bluetooth wireless microphone, if the match is not successful, don't worry, just shut down the device and try again) Input voltage:5V Battery capacity:60 mAh ( steel button battery) Battery life:5-6 hours Signal-to-noise ratio:64DMB adaptive noise reduction Transmission delay:30MS Sensitivity:-42DB Frequency response range:20-20KHZ Transmission distance:20 meters to 30 meters without barriers Functions:automatic connection, noise reduction, external playback, pause mode, receiver with charging. Type:2 to 1 Colour:Black Material:ABS Package Contents: 2 x Transmitter with Back Clip 1 x Receiver 1 x USB A to Type C Charging Cable 1 x English instruction manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.