Dell Pro Plus Earbuds - EB525

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

Tech Specs

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

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

Durability: Water Proof, Dust Proof

 

Features

Hearing Protection

Adaptive Active Noise Cancellation

Wireless Charging

USB Charging

Bluetooth Pairing

 

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

 

Earpiece Controls

Volume Up/Down

ANC on/off/Enhanced Transparency mode

Answer/reject call

Mic on/off

Next/Previous track

 

Dimensions snd weight

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

 

Package Contents

Dell Pro Plus Earbuds - EB525

Dell Wireless Audio Receiver - HR024

USB-C Charging cable

User Documentation