Dell Pro Plus Wireless Speakerphone - SL525
Our wireless speakerphone combines portability, versatile connectivity, and AI-based dual-directional noise-canceling microphones to deliver clear, distraction-free audio in any setting - whether at home, in a shared workspace, or on the go.
Ports and Connectors
USB-C
Controls
Microsoft Teams
Volume Up
Volume Down
Answer Call
End Call
Microphone Mute/Unmute
Software Certification
Zoom
Microsoft Teams
Intelligent Audio
Perfectly capturing voices with precision, the speakerphone delivers consistent, crystal-clear sound quality up to 2.5 meters between you and the device. Ideal for use in huddle spaces, home offices, or small conference rooms.
Discover the Difference with AI-based Noise Cancellation
Our AI-based noise cancellation microphone technology delivers remarkable clarity by filtering out background noise and enhancing human voices on both ends of the call. These audio samples highlight the performance difference, allowing you to hear how our speakerphone stands out in providing clear, distraction-free audio.
Experience the clarity that sets us apart. Our speakerphone doesn't just compete – it leads.
Hear a sample of competitor's audio¹.
Hear a sample of our Dell speakerphone².
Robust Audio Performance
Versatile Connectivity
Connectivity options
Enjoy Bluetooth® 5.3 with Multi-point connectivity, wireless connectivity through Dell audio receiver for added reliability, or the built-in wired USB-C connection for a direct and seamless experience.
Universal device compatibility
Integrated USB-C connection with an in-box USB-A adapter ensures seamless compatibility across devices.
Reliable Performance
Ensuring trustworthy audio clarity, this wireless speakerphone ensures every word is heard and understood, making your work calls seamless and stress-free.
Up to 12 hours*
Continuously work all day with a full charge.
*Based on Dell analysis (talk time mode) of battery life usage, Apr 2025. Results vary depending on use, operating conditions, and other factors.
Reliable and portable
Dust-tight and water-resistant protection ensures performance in any environment.
Collaboration-ready
This speakerphone is certified for Microsoft Teams and Zoom, and it is compatible with leading UC platforms.
Dell Display and Peripheral Manager
Experience Dell’s singular, innovative application to optimize the performance of your entire Dell PC workspace³.
Customize your audio experience
With this intuitive software, you can personalize your audio experience by assigning preset modes like Speech, Bass Boost, or Treble Boost, creating tailored audio presets with the Audio Equalizer, and toggling AI noise cancellation on/off to suit your environment. Stay effortlessly updated with the latest firmware updates, ensuring optimal performance and control over your sound environment.
More manageable
Save time and boost IT efficiency with the Dell Device Management Console to manage your Dell peripheral fleet at scale, from a single cloud-based console. Discover expanded Command Line Interface features from Dell Display and Peripheral Manager.
Disclaimer: Screen image simulated for illustrative purposes only.
Dell Audio App
Conveniently access your wireless speakerphone controls⁴ right from your smartphone and start enjoying clear communication and personalized preferences.
Download the Dell Audio app⁵ from the Apple App Store® or Google Play™ Store.
Product Features
- Answer/End call
- Volume down
- Mute/Unmute mic
- Volume up
- USB-C cord
- USB-C wireless audio receiver
- Microsoft Teams
- Power button
- Bluetooth button
1. Recorded in a simulated environment, performance may vary.
2. Recorded on actual speakerphone, in a simulated environment, performance may vary.
3. Based on Dell internal analysis, February 2024.
4. Compatible with select Dell Wireless Devices. For more information, visit Dell Audio Support.
5. Dell Audio is compatible with Android 11 and above and iOS14 and above. Availability may vary by country. Please refer to dell.com for more information.