74-520BBLV specification sheet

Overview:

Dell WH125 Wired On-Ear Headset USB Audio Solution for Work and Calls
The Dell WH125 wired headset is built for straightforward, dependable communication in everyday work environments. Designed with plug and play simplicity, it connects via USB-A and delivers consistent audio performance without setup complications. Its lightweight on-ear design and cushioned ear cups support extended use, making it suitable for long meetings, calls, or focused work sessions.

Description:

The Dell WH125 wired headset offers a practical balance of comfort, clarity, and ease of use for professionals and students alike. With USB-A connectivity, it ensures quick setup across compatible devices while delivering clear audio for voice calls and media playback. The adjustable 270 degree boom microphone enhances voice pickup and flexibility for left or right side use. Inline controls allow quick access to volume and mute functions, improving workflow efficiency. Lightweight construction and soft ear cushions make it comfortable for extended wear, while broad compatibility with major communication platforms ensures seamless integration into modern work environments.

Features:

Designed for Simple Connectivity and Daily Use
This headset focuses on reliability with a direct USB Type-A connection that works instantly with most PCs and Macs. There is no need for additional drivers or software, allowing users to get started immediately. The 2.1 meter cable provides sufficient reach for flexible desk setups without restricting movement.

Comfort That Supports Longer Sessions
A lightweight frame combined with soft leatherette ear cushions ensures the headset remains comfortable throughout the day. The on-ear form factor strikes a balance between portability and usability, making it suitable for office desks, classrooms, and remote work setups.

Clear Communication with Adjustable Microphone
The unidirectional boom microphone is engineered to capture speech clearly while reducing background distractions. Its 270 degree rotation allows users to position it on either side, improving adaptability for different preferences.

Convenient Controls Within Reach
An inline controller simplifies call management and audio adjustments without interrupting workflow. This is particularly useful during meetings or multitasking scenarios.

• Quick access to volume adjustment
• Mute and unmute functionality
• Audio on and off control

Technical Highlights and Key Details

• Part number NBDE520-BBLV
• Wired USB Type-A connectivity for stable performance
• 2.1 meter cable length for flexible positioning
• Frequency response range 20 Hz to 20 kHz for balanced audio
• On-ear design with 2.7 cm drivers
• Signal to noise ratio 61 dB
• Earpiece sensitivity 117 dB plus minus 3 dB
• Microphone frequency response 100 Hz to 10 kHz
• Microphone sensitivity minus 46 dBV per Pa
• Single boom microphone with 270 degree rotation
• Lightweight design at approximately 125 g

Broad Platform Compatibility for Modern Workflows
The Dell WH125 integrates smoothly with widely used communication platforms, making it suitable for hybrid and remote environments. It supports common operating systems and collaboration tools used across business and education.

• Compatible with Windows 10 and Windows 11 64 bit
• Works with macOS systems
• Supports platforms like Zoom, Microsoft Teams, Google Meet, Cisco WebEx, Slack, Cisco Jabber, Rainbow and Amazon Chime

Reliable Everyday Audio Performance
Whether handling voice calls, attending virtual meetings, or listening to media, this headset provides consistent audio clarity. Its practical design and dependable build make it a solid choice for users who need a no-fuss, effective wired headset for daily productivity.

Specifications:

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Specifications
Product Code	74-520BBLV
Technical Information
Connectivity Technology	Wired
Cable Length	82" / 2.1 meter
Minimum Frequency Response	20 Hz
Maximum Frequency Response	20 kHz
Features	Mute
	Unmute
	Volume
	Audio on/off
Microsoft Teams Certification	No
Zoom Certification	No
Noise Canceling	No
AI-powered	No
Earpiece
Earpiece Design	On-ear
Driver Size	1.06" / 2.7 cm
Signal to Noise Ratio (SNR)	61dB
Earpiece Sensitivity	117 dB ±3 dB
Microphone
Microphone Technology	Microphone Design: 270degrees rotational (accommodate L/R Users)
	Microphone Frequency Response: 100Hz - 10KHz
	Microphone Sensitivity: -46dBV/Pa
Microphone Design	Boom
Number of Microphones	1
Interfaces/Ports
Host Interface	USB Type A
Controls/Indicators
Earpiece Controls	Mute
	Unmute
	Volume
	Audio on/off
Physical Characteristics
Color Family	Black
Color	Black
Ear Cushion Material	Leatherette
Form Factor	On-Ear
Weight (Approximate) with Cable	125 g
Headband Material	Plastic
Miscellaneous
Package Contents	Wired Headset
	User documentations
Application/Usage	Meeting
	Voice Call
	Music
Operating System Platform	Win11/10 64 Bit, Mac OS
Platform Supported	Mac
	PC
TAA Compliant	No
Compatibility	Zoom
	Microsoft Teams
	Google Meet
	Cisco WebEx
	Slack
	Cisco Jabber
	Rainbow
	Amazon Chime