BY-BMM400 Conference microphone speaker


  • Compatible with smartphones, tablets, PC and more.
  • Ideal for video-shooting and phone call conference
  • Omni-directional polar pattern
  • Excellent sound quality
  • Portable and compact design
  • Integrated microphone and amplifier
  • Pick up sound at 2m (6.6’) radius, with 360-degree coverage
  • 3.5mm headphone monitoring
  • Volume gain control available with blue LED indicator
  • Mute function

The BOYA BY-BMM400 is an omnidirectional conference microphone with speaker, it is specially
designed for video-shooting and phone call conference.


Includes all necessaries cables, BY-BMM400 can work with smartphones, tablets, PC and MP3 player and more.
With portable and compact design and the included carry case, you can take

BY-BMM400 with you nearly anywhere you go and turn easily any room into a conference facility at any anytime and anywhere.

Features 12mm (0.5”) omnidirectional microphone, it is capable of capturing sound in a 2m (6.6’) radius, with 360-degree voice coverage.
It’s the ideal choice for video conferencing because it can simultaneously pickup all voices within the effective range.


Integrated built-in amplifier and built-in volume gain control button design, it greatly helps smartphones, tablets, PC to deliver louder
sound during phone call/ video conference, make sure everyone could hear the contents from phone call/ video conference,
and at the same time, controls the output sound level very conveniently and flexibly under any occasions.


 Transducer:  Condenser
 Polar Pattern:  Omnidirectional
 Frequency Response:  40-15,000Hz
 Output Power:  2.5W
 Power Requirements:  Built-in lithium battery or DC 5V/500mA
 Plug:  3.5mm TRRS audio interface

USB Type-C audio interface

USB-A audio interface

 Charging Time:  Approx. 2.5h
 Built-in battery life:  Approx. 4.5h
 Coverage Range:  2m (6.6ft) radius
 Cable Length:  1.2m (3.9ft)
 Size:  120x120x33 mm (4.7×4.7×1.3”)
 Weight:   220g (7.8 oz)



There are no reviews yet.

Only logged in customers who have purchased this product may leave a review.