Product: Plug&Play Microphone for iPhone, BOYA BY-WM3D 2.4GHz Wireless Microphone with MFI Certified iOS Adapter, 3.5mm TRS & TRRS Adapter & Charging Case Compatible with iPhone iOS Device, DSLR and Camcorder
Brand: BOYA
Specifications Transmission Type:  2.4GHz     Polar Pattern:  Omnidirectional   Frequency Response:  20Hz-20KHz (±3dB)   Distortion:  ＜0.1%   Sampling Rates:  48kHz   Bit Depth:  16Bit   Signal-to noise ratio:  75db or more   Sensitivity:  -42dB±3dB (1dB=1V/Pa@1kHz)   Operating Distance:  20m(without obstacle)   Power Consumption:  TX: 80mW RX: 60mW   Working Time:  TX: 4.5 hours * two times  RX: 8 hours * two times   Charing Time:  TX:2 hours   RX:2 hours  Charging Case:2 hours   Charging Port(Charging Case):  Type-C   Battery Capacity:  TX:100mA  RX:100mA  Charging Case:1000mA   Size:   Charging  Case:120*77*30.5m(4.7*3*1.2")   TX:51.8*15.6*18mm(2*0.6*0.7")    RX:54*15.6*15.6mm(2*0.6*0.6")   Weight:  TX+RX+Charging Case: 129g (4.5 oz)  TX：10.5g (0. 37 oz) RX：9.5g (0. 33 oz) Packling Lists     Charging Case Clip-on Minature Transmitter  Professional Compact Receiver  MFI Certified Lightning Adapter  3.5mm TRS Adapter  3.5mm TRRS Adapter  Foam Windshield  Fur windscreen  30cm/11.8"Type-C to USB-A Charging Cable
2.4GHz transmittion technology--The BOYA BY-WM3D is a 2.4GHz wireless microphone system, which is of innovative design with buit-in microphone on the transmitter.
Included with iPhone dongle, 3.5mm TRS & TRRS adapters--Compatible with iPhone IOS device, DSLRs, camcorders, recorders etc
Included a Charging case--The storage box of BOYA BY-WM3D is also where to paring and charging the transmitter and receiver. After the storage box is fully charged, it maximum allow 2 times full charging for the transmitter & receiver, and everytime charging maximum support the transmitter / receiver to conitue working about 4.5 hours / 8 hours.
Tiny and Powerful Design--With it's tiny size, but powerful functions, BY-WM3D is ideal for daily vlogging, live streaming and interview, greatly imporve sound recording quality on the smartphones, PC or DSLRs.
One Year Boya Warranty

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