DELL PRO PLUS WIRELESS SPEAKERPHONE SL525

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.

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.

Convenient pairing

Your speakerphone is detected automatically & paired with only one click using Dell Pair - a simple and secure way to connect your speakerphone to your PC.

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.

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 workspace.

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.

Dell Audio App

Conveniently access your wireless speakerphone controls right from your smartphone and start enjoying clear communication and personalized preferences.

• Home
• Huddle Room
• Home Office Room
• Conference Room

• Digital Signal Processing
• Full Duplex Audio
• Echo Cancellation
• Water Resistant

• 90Hz - 20kHz (Music Mode)
• 100Hz - 14kHz (Talk Mode)

• Teams Active/Notifications
• Powered On
• On Call
• Mute
• Bluetooth
• Battery Level
• Volume Down
• Volume Up

• Microphone Mute/Unmute
• End Call
• Microsoft Teams
• Answer Call
• Volume Down
• Volume Up

• 12 Hour (talk mode)
• 9 Hour (music mode)

• Pro Plus Wireless Speakerphone - SL525
• Wireless Audio Receiver
• Travel Pouch
• Quick Start Guide & Documents
• USB-A Adapter

• Dell PC
• Smartphone

• Ubuntu 24.04
• Linux
• ChromeOS
• Mac OS
• Windows 10 (64-bit)
• Windows 11 (64-bit)

• Dell Device Management Console
• Dell Audio App
• Dell Display and Peripheral Manager

• Microsoft Teams
• Zoom

Dell will send a replacement unit the next business day if deemed necessary after remote diagnosis.