boya by-wm3 plug&play microphone for iphone, mini 2.4g wireles microphone with lightning trs trrs port, charging case for ios iphone dslr camera podcast facebook youtube vlog interview video recording boya <br>by-wm3 is a 2.4ghz wireless microphone system, all-inclusive solution for making it ideal for capturing audio clear, intelligible audio fidelity to your smartphones, tablets, dslr cameras, consumer camcorders, pcs etc <br> <br>the charging case can charge the transmitters and receivers anywhere for a longer working time and provide 1000 mah of charging power, and it's rechargeable via a usb-c port when its battery runs out. <br> <br>easy-to-carry feature is designed for videographers, content creator, avid vlogger. when you are plugged in and powered on, it's set and ready so your focus can stay on your content <br> <br>features <br> <br>2 . 4 ghz wireless transmission technology <br>one-touch pairing , fast focus on recording subject <br>lightweight and low-profile <br>designfast-charging with charging case, longer continuous <br>time for recording <br>alternative types of adapter <br>muting function <br> <br>specification <br> <br>transmission type: 2 . 4ghz <br>frequency response: 20-20khz <br>distortion: <0.1% <br>sampling rates: 48 khz <br>bit depth:16 bit <br>signal-to-noise ratio: 83 db <br>sensitivity: -42 db <br>operating distance: 20m ( without obstacle ) <br>working time: tx : 4.5 hrs rx : 8 hrs <br>charging time: tx : 2 hrs rx : 2 hrs charging case : 2 hrs <br>charging port ( charging case ): type-c <br>battery capacity: tx : 100ma rx : 100ma charging case : 1000ma <br>size: charging case : 120*77 * 30.5mm ( 4.7*3*1.2" ) <br>tx: 51.8 * 15.6 * 18mm (2*0.6*0.7") <br>rx: 54*15.6*15.6mm ( 2*0.6*0.6 ) <br>weight: 129g ( 4.5oz ) <br> <br>packling lists <br> <br>by-wm3d <br> <br>charging case <br>clip-on minature transmitter <br>professional compact receiver <br>mfi certifed lightning adapter <br>3.5mm trs adapter <br>3.5mm trrs adapter <br>foam windshield <br>fur windscreen <br>30cm / 11.8 " type-c to usb-a charging cable