| BASIC INFORMATION | ||
| Battery | Built-in lithium battery or DC 5V/500mA | |
| Main Spec | ||
| Frequency Range | 40-15,000Hz | |
| Microphone FEATURE | ||
| Headphone Amplifier | Integrated | |
| Microphone Type | Conference microphone speaker | |
| Cable | 1.2m (3.9ft) | |
| Polar pattern | Omnidirectional | |
| Using the Microphone | ||
| Audio recorders | Yes | |
| PC | Yes | |
| Smartphone | Yes | |
| Physical Specifications | ||
| Dimension | 120 x 120 x 33 mm (4.7x4.7x1.3'') | |
| WARRANTY INFORMATION | ||
| Warranty | 1 year | |
BOYA BY-BMM400 is an omnidirectional conference microphone with speaker, ideal for video-shooting and phone call conference, 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. Just connect the BY-BMM400 receiver to a desktop or laptop computer or any other compatible devices, then start to picking up the sound, no needed to download and install drives.

The BY-BMM400 microphone-speaker is ideal for surface-mounted applications. It features with a 12mm(0.5’’) omnidirectional microphone, can pick up sound source in 2m radius range and 360-degree voice coverage. The BY-BMM400 is integrated with built-in amplifier and volume gain control button, it greatly helps smartphones, tablets, PC to deliver louder sound during phone calls or video conferences. And it is also convenient to control the output sound level on the top of the product.
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