Dell Pro Wireless ANC Headset WL5024

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Speaker size
40 mm

Frequency response
20 Hz – 20 kHz

Frequency response (music mode)
20 Hz – 20 kHz

Frequency response (talk mode)
100 Hz – 8 kHz

Speaker sensitivity
120 dB at 1 MW/1 kHz

Noise reduction
Hybrid ANC

Protection of the user’s hearing
Yes – EN50332

Supported audio codecs
are AAC (Advanced Audio encoding), SBC, LC3

Noise reduction (microphone)
AI Up-Link Noise Reduction

Microphone Type
5 (2 Analog, AI Beamforming and 4 Hybrid ANC)

Microphone frequency range
100 Hz – 14 kHz

Microphone direction
Unidirectional, AI Beam Formation

Sensitivity
-45 dBV/Pa

Signal-to-noise ratio (SNR)
55 dB

Microphone rod
Rotation by 100-130° (hidden, one-way, left)

The form factor
Invoices

Weight
0.48 pounds

Ear Cushion size (diameter)
2.75 inches (W) x 3.03 inches (H)

Headband Material
leather + memory foam

The material of the ear pads
leather + memory foam

Fast charging
Yes (connected). 15 minutes = approximately 10 hours (listening, ANC and busy indicator are off)

Charging mechanism
USB-C (connected for fast charging), charger (sold separately)

Headset Battery Capacity
750 mAh

Battery charging time
2.5 hours to full charge

Talk/Listening time
Conversation:
Up to 34 hours (ANC and busy indicator are off)
Up to 20 hours (ANC and busy indicator are on)

Listening time:
Up to 78 hours (ANC off and busy indicator off)
Up to 50 hours (ANC on and busy indicator off)

Transparency/Aware Mode
Yes, adjustable

Voice Assistant (Pass-Through) — only for
iOS (Apple Siri), Android (Google Assistant, Samsung Bixby) mobile devices

Telemetry
Yes

ANC mode
Yes, the button

AI Beam Shaping
Yes

The head sensor
is yes. Usual

LED usage/call indicators
Double-sided, LED

Control buttons
Turning off/on the microphone on the earphone (turning off in hidden mode)
Media (long press to call the voice assistant)
Volume +/-
ANC modes
Power On/off (single press), BT pairing (long press to pair BT)
MS Teams