INFOBIT iSpeaker M400 USB Bluetooth speakerphone

USB + Bluetooth + Dongle connection
360° Omnidirectional Speakerphone with 5 meters pickup range
Built-in 4,000mAh battery with 18 hours talking time
Small and portable size
Echo cancellation
Buttons: Bluetooth, Mic mute, Volume +, Volume -, Pickup/ hang up, power
Cascading: daisy chain 2 sets M400 speakerphones by 3.5mm Audio cable

Exclusive portable design

Be mobile with a lightweight design, protective travel pouch and 18 hours of battery life.

Immersive sound for calls

Experience the omni-directional microphone and HD Voice. Ideal for your conference call everyday.

USB dongle connection

Connect to a laptop via the universal USB dongle to make your space clean and tidy.

USB cable connection

Connect to a laptop via the universal USB cable.

Bluetooth connection

Connect in seconds to a laptop, smartphone or tablet via Bluetooth.

Support Cascading

Daisy chain 2 sets M400 speakerphones by 3.5mm Audio cable for medium to large meeting room.


Model iSpeaker M400
Microphones 6 mics, Omnidirectional
Echo cancellation yes
Pick-up Distance 5 meters
Speaker 3W, Dynamic, 40mm. FR:200-10Khz
Bluetooth range Up to 10m(30ft), Class2
Bluetooth version 5.0, compatible with 4.1/4.0/3.0/2.1
Paired devices Up to 8 trusted devices
SNR 65db
Talk time Up to 18-20H
Battery capacity 4,000mAh
Bluetooth audio bandwidth A2DP, Wideband
Compatible software Skype, Google, Zoom, Face time, Teams, GotoMeeting …
Support OS Windows all, Android 6.0+, iOS 8.0+
Connectivity Type C and Bluetooth connection
Charging port Type-C port: charging and data connection
2.5m Aux Cable(3.5mm) Daisy chain: cascade 2 M400 with aux cable
Size D 130mm x H 38.2mm
Net weight 290g
Gross weight 540g
Touch Key 6
Dongle Yes


  • iSpeaker M400 datasheet V1.0.pdf

    0.36M 23-09-2021
  • iSpeaker M400 user manual V1.0.pdf

    0.69M 23-09-2021

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