Dell Pro Plus Earbuds EB525 Wireless ANC Earbuds for Work and Calls
The Dell Pro Plus Earbuds EB525 are engineered for professionals who demand consistent audio clarity in dynamic environments. With AI-powered noise cancellation and adaptive ANC, these earbuds are designed to isolate your voice while minimizing background distractions. Whether you are in a busy office or working remotely, the earbuds deliver clear communication and immersive sound. Built for versatility, they combine intelligent audio processing, seamless connectivity, and a comfortable in-ear design suited for extended use.
The Dell Pro Plus Earbuds EB525 deliver high-performance wireless audio with AI-driven noise cancellation and adaptive ANC for focused listening and clear calls. Designed for modern workflows, they support Bluetooth 5.3 with multi-point connectivity, allowing pairing with multiple devices simultaneously. The earbuds include intuitive touch controls, customizable audio settings via Dell software, and a secure, comfortable fit with multiple ear tip sizes. With fast charging, long battery life, and IP54-rated durability, they are suitable for both professional and everyday use.
AI-driven call clarity and communication precision
A key differentiator of the EB525 is its AI-based noise-cancelling microphone system. The earbuds actively identify and prioritize your voice while suppressing surrounding noise, resulting in clearer conversations. This makes them particularly effective in shared workspaces and open office environments. Certification for Microsoft Teams and Zoom ensures compatibility with enterprise communication platforms.
Adaptive listening modes for different environments
The earbuds allow quick switching between noise isolation and environmental awareness. Adaptive ANC dynamically adjusts based on ambient conditions, maintaining a balance between immersion and comfort. Transparency mode enables natural awareness of your surroundings without removing the earbuds, which is useful for situational awareness during work or travel.
Seamless connectivity across devices
Modern workflows require flexibility, and the EB525 accommodates this with advanced wireless capabilities:
These features reduce interruptions when switching between devices such as laptops and smartphones.
Comfort-focused design with everyday durability
The earbuds are designed for extended wear, offering four ear tip sizes to achieve a secure and personalized fit. The lightweight in-ear form factor minimizes fatigue, while the IP54 rating provides resistance to dust and water, supporting daily use in varied conditions.
Smart controls and personalization
On-device touch controls simplify interaction, allowing users to:
Customization is available through Dell software tools, enabling users to fine-tune equalizer settings, assign controls, and update firmware.
Battery performance and charging efficiency
Battery life supports full workdays with minimal interruptions:
Charging is handled via USB Type-C or wireless charging for added convenience.
Core technical details and specifications
What is included in the box
Designed for modern professional workflows
The Dell Pro Plus Earbuds EB525 integrate communication clarity, adaptive sound control, and device flexibility into a compact form factor. With SKU NBDE520-BBNM, they are positioned as a practical solution for users who need reliable wireless audio performance across meetings, calls, and media consumption.
| © 2026 Respective owners and brand holders. This table has been carefully researched and generated by Laptop Direct CC (https://www.laptopdirect.co.za), however, errors and omissions may occur. Only references to South Africa apply. All products are sourced in South Africa from the official suppliers and the warranty is that of the local supplier. E&OE. This table and our site's content may be used on condition that this notice and link remains intact and unaltered. | |
Specifications | |
| Product Code | NBDE520-BBNM |
| Technical Information | |
| Connectivity Technology | True Wireless |
| Wireless Technology | Bluetooth |
| Cable Length | 24 cm |
| Wireless Operating Distance | 30m |
| Bluetooth Standard | Bluetooth 5.3 |
| Minimum Frequency Response | 20 Hz |
| Maximum Frequency Response | 20 kHz |
| Features | Hearing Protection |
| Adaptive Active Noise Cancellation | |
| Wireless Charging | |
| USB Charging | |
| Bluetooth Pairing | |
| Noise Canceling | Yes |
| Fast Charging | Yes |
| Microsoft Teams Certification | Yes |
| Zoom Certification | Yes |
| Active Noise Canceling (ANC) | Yes |
| Charging Method | Cable |
| Case | |
| AI-powered | Yes |
| Maximum Number of Paired Devices Supported | 8 |
| Maximum Number of Simultaneous Connections | 2 |
| Voice Processing Unit (VPU) | Yes |
| Battery Information | |
| Battery Capacity (Earbuds) | 66 mAh |
| Battery Capacity (Charging Case) | 500 mAh |
| Fast Charging Time | 5 Minute |
| Battery Talk Time Details | Up to 5hrs (ANC On - Earbuds) |
| Up to 16.5hrs (ANC On with charging case) | |
| Battery Listening Time Details | Up to 8hrs (ANC On - Earbuds) |
| Up to 33hrs (ANC On with charging case) | |
| Battery Recharge Time Details | Fast Charging Time: 5 mins = 1 hr |
| Maximum Battery Recharge Time: <2 hrs to full | |
| Battery Chemistry | Lithium Polymer (Li-Polymer) |
| Earpiece | |
| Driver Size | 11.6 mm |
| Signal to Noise Ratio (SNR) | 66 dB |
| Earpiece Sensitivity Details | 106 ± 2dB @ 1kHz/1mW |
| Microphone | |
| Microphone Technology | MEMS Technology |
| Integrated Microphone | Yes |
| Microphone Frequency Response | 100 Hz to 8 kHz |
| Microphone Sensitivity (dBFS) | -35 ± 1 dBFS |
| Interfaces/Ports | |
| Charging Interface | USB Type-C |
| Wireless | |
| Controls/Indicators | |
| Earpiece Controls | Volume Up/Down |
| ANC on/off/Enhanced Transparency mode | |
| Answer/reject call | |
| Mic on/off | |
| Next/Previous track | |
| Software | |
| Software Included | Dell Display and Peripheral Manager |
| Dell Device Management Console | |
| Dell Audio Mobile App | |
| Dell Pair | |
| Power Description | |
| Minimum Charging Power | 2.50 W |
| Maximum Charging Power | 5 W |
| Physical Characteristics | |
| Durability | Water Resistant |
| Dust Resistant | |
| Form Factor | In-ear |
| Height | 32.22 mm |
| Width | 24.58 mm |
| Length | 23.52 mm |
| Weight (Approximate) | 12 g |
| Charging Case Height | 63.87 mm |
| Charging Case Width | 30.86 mm |
| Charging Case Length | 58 mm |
| Charging Case Weight (Approximate) | 50.4 g |
| Earbud Weight (Approximate) | 6g x 2 |
| Dongle Weight (Approximate) | 2.2g |
| Miscellaneous | |
| Package Contents | Dell Pro Plus Earbuds - EB525 |
| Dell Wireless Audio Receiver - HR024 | |
| USB-C Charging cable | |
| User Documentation | |
| Ingress Protection (IP) Rating | IP54 |
| Compatibility | Dell Wireless Audio Receiver - HR024 |
| Operating System Platform | Windows 10 64 Bit |
| Windows 11 64 Bit | |
| iOS | |
| Android | |
| macOS | |
| Charger Included | No |
©2026 Laptop Direct CC
E&OE Errors may occur and information is for reference purposes only and are subject to change without notice.
Images are for reference only. You may not copy, duplicate, reproduce the contents of this page or any other page for use in any e-commerce site or pricelists.
You may share this page, print and use sections of the text for reference purposes on condition that there is a clear and explicit credit to this site, ie: "https://www.LaptopDirect.co.za" must appear as a referal at all times.
