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Dell Pro Plus Earbuds - EB525
Redefine audio clarity with an AI-based noise-cancelling mic and Adaptive ANC, designed for modern professionals.


Technical Information
Connectivity Technology
True Wireless
Wireless Technology
Bluetooth
Cable Length
9.4"
Wireless Operating Distance
100 ft
Bluetooth Standard
Bluetooth 5.3 + LE
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


Earpiece
Driver Size
0.46"
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


Power Description
Minimum Charging Power
2.50 W
Maximum Charging Power
5 W


Physical Characteristics
Durability

   Water Proof
   Dust Proof

Form Factor
In-ear
Height
1.27"
Width
0.97"
Length
0.93"
Weight (Approximate)
0.42 oz
Charging Case Height
2.51"
Charging Case Width
1.21"
Charging Case Length
2.28"
Charging Case Weight (Approximate)
1.78 oz
Earbud Weight (Approximate)
0.21 oz x 2
Dongle Weight (Approximate)
0.08 oz