MAXHUB - BM21

Specifications

MAXHUB SPEAKERPHONE

Bluetooth Speakerphone for Teleconferencing

360° Omnidirectional Voice Pickup¹ | Crystal Clear Sound Effect | Wireless Charging² | 8-hour Playtime³

Crystal Clear Calls

Built-in high-performance large dynamic speakers, with
intelligent noise reduction and echo cancellation algorithms, and
PZM structure design bring you high-quality voice experience.

PZM

Structure Design
Acoustic Echo
Cancellation

High Performance

Speakers

Omnidirectional^{1^{Making Your Voice Heard}}

MAXHUB Speakerphone supports 360-degree omnidirectional audio pickup
to receive the voice from every seat in a meeting room.

6-Element

Microphones

360°

Omnidirectional

5 Meters⁴

Voice Pickup Radius

Set up in Seconds

Seamless Connection⁵

Connect via Bluetooth, a USB cable or an audio cable

Plug and Play

Instantly operational after connection

Multiple Devices Connection

Connects up to 3 devices at the same time

Wired & Wireless Charging²

Supports 8-hour of playtime on a single charge

8 Hours³ USB Cable & Charging Pad²

Durable battery life Either way, charging could be easy

1.To support 360°omnidirectional audio pickup, MAXHUB Speakerphone needs to be unobstructed.
2.Wireless charging is optional, and an extra wireless charger is required for this function.
3.Based on tests results from MAXHUB Lab, the actual usage time depends on the environment and battery consumption.
4.Based on tests results from MAXHUB Lab, test environment is within a meeting room with reverberation time less than1s, voice being recognizable identified as effective audio pick up.
5.To achieve ideal results, MAXHUB recommends using MAXHUB USB cables and MAXHUB audio cables, which are boxed (which are boxed) together with MAXHUB Speakerphone

MAXHUB Speakerphone

Audio Pick-up

Pickup Distance

5 meters radius

Microphone

6 array microphones

Frequency

100 Hz-15kHz

Sensitivity

-38dBV

Signal to Noise Ratio

65dB

Amplification

Maximum Sound Pressure Level

90dB SPL@0.5m, 1kHz

Distortion

≦1% @1W/1kHz

Signal-to-noise Ratio

≤5%

Signal to Noise Ratio

≤≥75dB%

Frequency Response

150Hz~15kHz

Input/Output

Port

USB Type C (audio in/out + charge 5V/2A)
AUX 3.5MM (audio in/out)

Bluetooth

BT4.2+EDR

Mode

Music mode/call mode (under Bluetooth mode)

Buttons

6 (power, answer/hang up, mute, Bluetooth, volume+, volume-)

Indicator Light

Power & Volume Indication

Physical Specification

Dimension (Diameter*Height)

120mm*35mm

Net Weight

380g

Color

Dark Gray

Battery

Battery Capacity

7.4V/2200mAh

Charging Requirement

Wire 5V/2A
Wireless 5W/dual mode (optional)

Lifetime on a single charge

Up to 8 hours

Environment Requirements

Operating Temperature

0℃～40℃

Storage Temperature

-20℃～60℃

Storage Humidity

10%～90%

Operating System

Android 8.0

Operating Altitude

5000 meters and below

*Data are from MAXHUB laboratory

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