| 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 Driver Sensitivity |
120 dB 1mW/1kHz |
| Noise Cancellation |
Hybrid ANC |
| User Hearing Protection |
Yes (EN50332) |
| Audio Codecs Supported |
AAC, SBC, LC3 |
| Microphone Type |
5 (2 analog + AI Beamforming + 4 Hybrid ANC) |
| Microphone Frequency Range |
100 Hz - 14 kHz |
| Microphone Direction |
Uni-directional, AI Beam Forming |
| Microphone Sensitivity |
-45 dBV/Pa |
| Signal-to-Noise Ratio |
55 dB |
| Mic Boom |
100–130 rotation (discreet, left side) |
| Form Factor |
On-Ear |
| Weight |
0.48 lbs |
| Ear Cup Size |
2.75 in (W) x 3.03 in (H) |
| Headband Material |
Leatherette + Memory Foam |
| Ear Cushion Material |
Leatherette + Memory Foam |
| Fast Charging |
Yes (15 mins ≈ 10 hrs usage, ANC & Busy Light off) |
| Charging Mechanism |
USB-C (fast charge), Charging stand (optional) |
| Battery Capacity |
750 mAh |
| Battery Charge Time |
2.5 hours |
| Battery Type |
Polymer Li-ion (LiPo) |
| Talk Time |
Up to 34 hrs (ANC & busy light off), 20 hrs (ANC on) |
| Listening Time |
Up to 78 hrs (ANC off), 50 hrs (ANC on) |
| Wireless Connectivity |
Bluetooth 5.3 (up to 30 m / 100 ft range) |
| Wireless Adapter |
USB-C Teams BT Dongle |
| Wired Connection |
Detachable USB-C cable |
| Cable Length |
1.5 m |
| Multi-Point Connectivity |
Up to 8 devices (memory), 2 simultaneous connections |
| LE Audio Support |
Yes |
| Transparency Mode |
Yes (Adjustable) |
| Voice Assistant |
Siri, Google Assistant, Bixby |
| ANC Modes |
Yes (Button-controlled) |
| AI Beamforming |
Yes |
| Controls |
Power, Pairing, Volume +/-, Mute, ANC, Microsoft Teams, Voice Assistant |
| Usage/Call LED Indicators |
Double-sided LED |
| OS Support |
Windows 10/11 (64-bit), macOS |
| Software Support |
Dell Peripheral Manager (Windows), Dell Audio (iOS & Android) |
| Certifications |
Microsoft Teams Certified, Zoom Certified |
| Package Contents |
Dell WL5024 Headset, USB-A Adapter, Travel pouch, User documentation, USB-C Teams adapter, USB-C to C charging cable |
| Accessories |
Ear Cushions (HE524), USB-C BT Adapter (HR024), Charging Stand (HC524) |
