Boya BY-WM3U

BOYA Mikrofon Smartphone Wireless x1 BY-WM3U USB-C

Wireless Microphone BY-WM3U USB-C
2.4GHz Wireless Transmission techology
Compatible with most Android Type-C devices
One-touch Pairing
Lightweight and Low-Profile Design
Fast-charging with Charging case,
Alternative Types of Adapter
Muting Function
BOYA BY-WM3 is a 2.4GHz wireless microphone system, which is of innovative design with built-in microphone on the transmitter. The storage box is also where to pairing and charging the transmitter and reciever, everytime charging maximum support the transmitter/receiver to continue working about 4-5 hours/8 hours

Packling Lists
Charging Case
Clip-on Minature Transmitter
Professional Compact Receiver
Type-C Adapter
3.5mm TRS Adapter
3.5mm TRRS Adapter
Foam Windshield
Fur windscreen
30cm Type-C to USB-A Charging Cable

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 x two times
RX: 8 hours x two times

Charging 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*30.5mm
TX:51.8x15.6x18mm
RX:54x15.6x15.6mm

Weight:    
TX+RX+Charging Case: 129g 
TX10.5g  RX9.5g