Products

Conference Phones

Premium EPOS speakerphones for huddle rooms, meeting spaces, and remote conferencing.

Portable plug-and-play wired conference speakerphone with 360° microphone, full-duplex audio, and up to 20 hours talk time. Ideal for remote work, huddle rooms, and on-the-go meetings.

Description

The EPOS SP 20 ML (EXPAND 20) is a compact, plug-and-play wired conference speakerphone designed to deliver premium audio quality for voice calls, conferencing, and multimedia. It works seamlessly with PCs, laptops, tablets, and mobile phones, making it an excellent solution for remote work, huddle rooms, and mobile professionals. Featuring a 360° omnidirectional microphone, full-duplex audio, and echo cancellation, the SP 20 ML ensures natural, clear conversations where everyone is heard. The dynamic speaker with neodymium magnet delivers clear speech and balanced audio for both calls and media playback. With up to 20 hours of talk time on its internal battery, intuitive on-device controls, and LED status indicators, the SP 20 ML is easy to use and highly portable. Certified for Skype for Business and optimized for Unified Communications platforms, it provides reliable performance without requiring any drivers or software installation.

Key Features

Plug-and-play wired conference speakerphone (no drivers required)
USB-A 2.0 and 3.5 mm audio jack connectivity
360° omnidirectional microphone for clear group pickup
Full-duplex audio for natural two-way conversations
Echo cancellation for improved call clarity
Dynamic speaker with neodymium magnet
Up to 20 hours of talk time on internal battery
Integrated call controls (mute, volume, answer/end)
LED indicators for battery and connection status
Voice prompts for low battery alerts
Portable and lightweight design for travel and remote work
Certified for Skype for Business and UC optimized

Specifications

Color

Black and silver

Weight

210 g

Controls

Mute/unmute, volume, call answer/end

Talk Time

Up to 20 hours

Dimensions

110 × 110 × 30 mm

In The Box

Speakerphone, USB cable, carry pouch, quick start & safety guide

Indicators

LED indicators for battery and connection

Connectivity

USB-A 2.0, 3.5 mm audio jack

Product Type

Wired conference speakerphone

Speaker Type

Dynamic speaker with neodymium magnet

Standby Time

Up to 30 hours

Certification

Skype for Business, UC optimized

Charging Time

Approx. 2.5 hours via USB

Microphone Type

360° omnidirectional electret condenser

Echo Cancellation

Yes

Full Duplex Audio

Yes

Operating Systems

Windows, macOS (via USB)

Compatible Devices

PC, laptop, tablet, mobile phone, softphones

Speaker Frequency Response

150 – 15,000 Hz

Microphone Frequency Response

150 – 6,800 Hz

Portable wireless conference speakerphone with Bluetooth 5.0 and USB-C connectivity, dual microphones, and up to 18 hours battery life. Ideal for remote work, huddle rooms, and meetings with up to 8 participants.

Description

The EPOS EXPAND 30 Series is a portable, wireless conference speakerphone designed to enable instant conferencing anywhere. With Bluetooth® 5.0 and USB-C connectivity, it seamlessly merges PC, softphone, and mobile calls into one professional conferencing experience. Built for personal and shared use, the EXPAND 30 Series supports meetings with up to 8 participants. Dual digital MEMS microphones with 360° coverage, EPOS Voice™ technology, full-duplex audio, and advanced echo and noise cancellation ensure clear, natural conversations in any environment. With up to 18 hours of battery life, intuitive one-touch controls, LED status indicators, and multipoint connectivity for up to three devices, the EXPAND 30 Series is ideal for hybrid work, huddle spaces, and on-the-go conferencing. Selected models are Microsoft Teams certified, including the EXPAND SP30T.

Key Features

Portable wireless conference speakerphone
Bluetooth 5.0 and USB-C connectivity
Dual digital MEMS microphones with 360° voice pickup
EPOS Voice™ technology for clear, natural audio
Full-duplex audio for natural two-way conversations
Echo and noise cancellation via built-in DSP
Multipoint connectivity for up to 3 devices
Up to 18 hours of battery life
One-touch controls for calls, mute, and volume
LED indicators for battery, Bluetooth, mute, and activity
Optimized for Unified Communications platforms
Microsoft Teams certified variant available (EXPAND SP30T)
Lightweight and portable with carry pouch

Specifications

Colors

Black and Silver

Weight

314 g

Controls

Answer/end call, mute, volume

Dimensions

120 × 120 × 37 mm

In The Box

Speakerphone unit, USB-C cable, USB-C to USB-A adapter/dongle (variant dependent), carry pouch, quick start & compliance guides

Indicators

LED indicators for battery, Bluetooth, activity, mute

Multipoint

Up to 3 connected devices

Microphones

2 × digital MEMS omni-directional (360° coverage)

Battery Life

Up to 18 hours talk time

Connectivity

Bluetooth 5.0, USB-C

Product Type

Wireless conference speakerphone

Charging Time

Approx. 3 hours 20 minutes (USB-C)

Certifications

UC optimized, Microsoft Teams certified (SP30T)

Wireless Range

Up to 25 m (82 ft)

Noise Reduction

Yes

Audio Technology

EPOS Voice™, full-duplex audio

Echo Cancellation

Yes

Bluetooth Profiles

A2DP, AVRCP, HFP, HSP

Supported Participants

Up to 8 people

Microphone Frequency Response

150 – 7,500 Hz

Speaker Frequency Response (Calls)

150 – 7,500 Hz

Speaker Frequency Response (Music)

100 – 20,000 Hz

Portable Bluetooth and USB-C conference speakerphone with beamforming microphones, EPOS Voice™ technology, and up to 18 hours battery life. Suitable for personal use and meeting rooms up to 8 people.

Description

The EPOS EXPAND 40 Series is a portable, high-performance conference speakerphone range designed for unified communications and modern hybrid work. Available in multiple variants—including EXPAND 40, EXPAND 40+, and Microsoft Teams-certified EXPAND 40T—it delivers professional-grade audio for personal use and small meeting rooms of up to eight participants. Powered by EPOS Voice™ technology and three beamforming MEMS microphones, the EXPAND 40 Series ensures clear, natural speech with effective noise and echo reduction. Full-duplex audio allows both sides to speak naturally without interruptions, while a wide speaker frequency range supports both high-quality voice calls and rich audio playback. With Bluetooth 5.0 and USB-C plug-and-play connectivity, flexible device pairing, intuitive touch controls, and up to 18 hours of battery life, the EXPAND 40 Series is ideal for remote work, huddle rooms, and on-the-go conferencing. Selected variants include USB dongles and Microsoft Teams certification for enhanced UC integration.

Key Features

Portable Bluetooth and USB-C conference speakerphone
EPOS Voice™ technology for clear and natural audio
3 beamforming MEMS microphones with noise and echo reduction
Full-duplex audio for natural two-way conversations
Wide speaker frequency range for calls and music
Bluetooth 5.0 with wireless range up to 25 m
USB-C plug-and-play connectivity for PC and Mac
Up to 18 hours of talk time on a single charge
Touch and button controls for calls, mute, volume, and pairing
LED indicators for battery, connection, mute, and volume status
UC optimized for major collaboration platforms
Microsoft Teams certified variant available (EXPAND 40T)
Lightweight, portable design with carry pouch

Specifications

Color

Black / Grey

Weight

312 – 314 g

Controls

Call answer/end, mute, volume, Bluetooth pairing

Dimensions

120 × 120 × 37 mm

In The Box

Speakerphone, USB-C cable, USB-C to USB-A adapter (variant dependent), USB dongle (40+/40T), carry pouch, quick start & safety guide

Indicators

LED indicators for battery, connection, volume, mute

Microphones

3 × beamforming MEMS microphones

Battery Life

Up to 18 hours talk time

Battery Type

Built-in Lithium-Polymer (~1110 mAh)

Connectivity

Bluetooth 5.0, USB-C

Product Type

Wireless conference speakerphone

Charging Time

Approx. 3 – 3.3 hours via USB-C

Certifications

UC optimized, Microsoft Teams certified (40T)

Wireless Range

Up to 25 m

Noise Reduction

Yes

Audio Technology

EPOS Voice™, full-duplex audio

Software Support

EPOS Connect, EPOS Manager

Echo Cancellation

Yes

Bluetooth Profiles

A2DP, AVRCP, DI, HFP, HSP

Supported Participants

Up to 8 people

Microphone Frequency Response

150 – 7,500 Hz

Speaker Frequency Response (Audio)

100 – 20,000 Hz

Speaker Frequency Response (Communication)

150 – 7,500 Hz

High-performance conference speakerphone for medium to large meeting rooms with 6 beamforming microphones, EPOS Voice™ technology, and scalable support for up to 32 participants.

Description

The EPOS EXPAND 80 Series is a premium conference speakerphone solution designed for medium to large meeting rooms. Built for professional Unified Communications environments, it delivers crystal-clear speech, natural audio reproduction, and flexible connectivity for productive meetings. Powered by EPOS Voice™ technology and six adaptive beamforming microphones, the EXPAND 80 Series intelligently isolates voices while reducing room reverb and ambient noise. Full-duplex audio allows participants to speak naturally without clipping, ensuring smooth conversations even in larger groups. Designed for scalability, the EXPAND 80 supports up to 16 participants out of the box and can be expanded to 24–32 participants by adding up to two EXPAND 80 Mic expansion microphones. Bluetooth 5.0 and USB-C connectivity provide seamless integration with PCs, mobile devices, and major UC platforms. The EXPAND 80T variant is Microsoft Teams certified, offering dedicated Teams functionality. Housed in a premium Scandinavian design with sound-enhancing Kvadrat fabric, integrated security features, and intuitive touch controls, the EXPAND 80 Series is ideal for modern conference rooms and hybrid meeting environments.

Key Features

Conference speakerphone for medium to large meeting rooms
EPOS Voice™ technology for clear and natural speech
6 adaptive beamforming microphones with noise and reverb reduction
Full-duplex audio for natural two-way conversations
Expandable microphone system up to 32 participants
Bluetooth 5.0 and USB-C plug-and-play connectivity
USB-A adapter and BTD 800 Bluetooth dongle included
Microsoft Teams certified variant available (EXPAND 80T)
Wireless range up to 30 m depending on environment
Premium Scandinavian design with Kvadrat fabric
Touch and button controls with LED status indicators
Kensington lock slot for secure shared-room installation

Specifications

Design

Premium Scandinavian design with Kvadrat fabric

Weight

980 g

Controls

Touch and button controls for call handling, mute, volume, pairing

Security

Kensington lock slot

Dimensions

315.6 × 118.6 × 46.1 mm

In The Box

Speakerphone, BTD 800 USB dongle, USB-C to USB-A adapter, USB-C cable, power supply, quick start & safety guide

Indicators

LED indicators for mute, activity, and connection status

Microphones

6 × adaptive beamforming microphones

Connectivity

Bluetooth 5.0, USB-C

Power Supply

External universal power supply

Product Type

Conference speakerphone for medium to large rooms

Certifications

UC optimized, Microsoft Teams certified (80T)

Wireless Range

Up to 30 m

Noise Reduction

Yes (adaptive beamforming)

Audio Technology

EPOS Voice™, full-duplex audio

Software Support

EPOS Connect, EPOS Manager

Echo Cancellation

Yes

Bluetooth Profiles

A2DP, AVRCP, HFP, HSP

Expandable Microphones

Supports up to 2 EXPAND 80 Mic units

Supported Participants

Up to 16 (expandable to 24–32 with expansion mics)

Speaker Frequency Response

50 – 20,000 Hz

Get In Touch

No. 3/179, First Floor - F2, Madipakkam Main Road, Madipakkam, Chennai, Tamilnadu - 600091.

sales@harshanetworks.in

+91 87544 90941

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Conference Phones

EPOS SP 20 ML Conference Speakerphone

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EPOS EXPAND 80 Series

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