Brand: Logitech
Product Code / SKU: 981‑000480
Manufacturer Product Code: 981‑000480
Description: Logitech H540 USB Computer Headset – premium stereo headset with laser‑tuned drivers, built‑in equalizer, noise‑cancelling microphone, and on‑ear controls. Features padded leatherette headband and ear cups for comfort. Supplied in retail box with 1‑year limited warranty.

Product Overview
The Logitech H540 USB Headset delivers premium audio for calls, music, and multimedia. Equipped with laser‑tuned drivers and a built‑in equalizer, it provides rich, digital stereo sound for immersive listening.

Its noise‑cancelling microphone minimizes background noise for clear conversations, while the discreet boom can be tucked away when not in use. On‑ear controls allow quick volume adjustments and muting, with a visible mute indicator light for convenience.

Designed for comfort, the soft padded leatherette headband and ear cups ensure long‑lasting wearability. With USB‑A plug‑and‑play connectivity, the H540 works instantly with Windows, macOS, and Chrome OS without requiring additional software.

Highlights
Premium stereo sound with laser‑tuned drivers
Built‑in equalizer for precision audio
Noise‑cancelling microphone with discreet boom
On‑ear volume and mute controls
Mute indicator light on headset cord
Padded leatherette headband and ear cups
USB‑A plug‑and‑play connectivity (1.1, 2.0, 3.0)
Compatible with Windows, macOS, and Chrome OS
Retail packaging, 1‑year limited warranty

Technical Specifications
Feature Details
Product Code / SKU 981‑000480
Brand Logitech
Type USB Stereo Headset
Input Impedance 20 Ohms
Sensitivity (Headphone) 115dB ±3dB
Sensitivity (Mic) –42dBV/Pa ±3dB
Frequency Response (Headset) 20Hz – 20kHz
Frequency Response (Mic) 100Hz – 16kHz
Cable Length 1.8m
Connectivity USB‑A (1.1, 2.0, 3.0)
Headband/Ear Cups Padded leatherette
Controls On‑ear volume & mute, mute indicator light
Color Black
Warranty 1‑year limited warranty
Packaging Retail box

What’s Included
1 × Logitech H540 USB Headset
User documentation
Retail packaging

✅ Gross Shipping Weight: Approx. 0.3–0.35 kg including packaging

The Astrum HS600 is a lightweight, comfortable over‑ear wired headset designed for clear communication and immersive everyday audio. The flexible boom microphone captures your voice with clarity while reducing background noise, making it ideal for online meetings, gaming chats, classes, and streaming.
A single 3.5mm AUX plug combines audio and microphone channels into one connection, ensuring broad compatibility with laptops, desktops, tablets, and smartphones.
The premium 40mm dynamic drivers deliver balanced sound with strong bass, clean mids, and crisp highs for music, movies, and games.
A 1.5‑meter cable provides freedom of movement, while the ultra‑light 90g design with padded ear cups ensures long‑session comfort.

Key Specifications
40mm dynamic drivers
Flexible boom microphone
Single 3.5mm AUX plug
1.5-meter cable length
Lightweight 90g design
Soft padded ear cushions
Adjustable headband
20Hz to 20kHz audio response

Technical Details
Feature Details
Driver Size 40mm
Impedance 32 ohm
Sensitivity 105 ±3 dB
Microphone Sensitivity minus 42 ±3 dB
Audio Response Range 20 Hz to 20 kHz
Distortion Rate ≤1.5 percent
Connectivity Single 3.5mm AUX
Cable Length 1.5 meters
Dimensions 160 × 151 × 50 mm
Weight 90 g
Warranty 24 Months
Sources:

What’s in the Box
HS600 Wired Headset
User Manual

The Astrum HS220 is a comfortable, everyday over‑ear wired headset designed for clear audio and reliable communication. It is ideal for online meetings, voice calls, webinars, training sessions, and general media use.
The rotating noise‑canceling microphone allows 180‑degree positioning on either side, improving voice pickup and reducing background noise.
A soft, padded over‑ear design with an adjustable headband ensures long‑session comfort, while the lightweight build makes it suitable for extended use.
The 3.5mm AUX jack provides simple plug‑and‑play compatibility with laptops, desktops, and audio devices. An in‑line volume controller allows quick sound adjustments without interrupting your workflow.

Key Specifications
30mm stereo drivers
180‑degree rotating microphone
Noise‑canceling boom mic
3.5mm AUX connectivity
In‑line volume control
Soft padded ear cushions
Adjustable lightweight headband
20Hz to 20kHz audio response

Technical Details
Feature Details
Driver Size 30mm
Frequency Response 20 Hz to 20 kHz
Microphone Sensitivity minus 48 ±2 dB
Max Power Input 100 mW
Cable Length 1.5 meters
Connector 3.5mm AUX jack
Dimensions 56 × 40 × 43 cm
Weight Approx. 140 g
Warranty 24 Months

What’s in the Box
HS220 Over‑Ear Wired Stereo Headset
User Manual

The Astrum HS240 is a lightweight, universal wired headset designed for clear communication and comfortable all‑day use. The precision‑engineered boom microphone delivers clear voice pickup with effective noise isolation, making it ideal for online meetings, calls, gaming chats, and streaming.
Dual 3.5mm AUX plugs separate audio and microphone channels for improved signal quality and broad compatibility with PCs, laptops, and professional audio systems.
The 40mm drivers provide balanced sound with detailed highs and deep bass, suitable for music, media, and general use.
A 1.5‑meter cable offers flexibility and durability, while the ultra‑light 90g design with cushioned ear pads ensures fatigue‑free comfort for long sessions.

Key Specifications
40mm dynamic drivers
Boom microphone with noise isolation
Dual 3.5mm AUX connectivity
1.5-meter cable length
Lightweight 90g design
Adjustable headband
20Hz to 20kHz audio response
Universal PC and laptop compatibility

Technical Details
Feature Details
Driver Size 40mm
Impedance 32 ohm
Sensitivity 105 ±3 dB
Microphone Sensitivity minus 42 ±3 dB
Audio Response Range 20 Hz to 20 kHz
Distortion Rate ≤1.5 percent
Connectivity Dual 3.5mm AUX
Cable Length 1.5 meters
Dimensions 160 × 151 × 50 mm
Weight 90 g
Warranty 24 Months

What’s in the Box
HS240 Wired Headset
User Manual

The Astrum HU660 is a professional dual‑sided USB wired headset designed for clear communication in business, education, and home‑office environments. It is ideal for Microsoft Teams, Zoom, Skype, call centers, online teaching, gaming chats, and daily office tasks.
A USB plug and play interface ensures instant compatibility with laptops and PCs, integrating both audio and microphone channels into one simple connection.
The 270‑degree rotating boom microphone provides flexible positioning on either side of the head, delivering clear voice pickup with effective noise isolation for distraction‑free communication.
In‑wire remote controls allow quick adjustments to headphone and microphone volume.
The lightweight 140g design, adjustable headband, and soft cushioned earpads ensure long‑session comfort and stable fit for all‑day productivity.

Key Specifications
Dual‑sided headset design
USB plug and play
270‑degree rotating boom microphone
Noise‑isolating mic
In‑line remote controls
Soft cushioned earpads
Adjustable lightweight headband
2.1 meter cable length

Technical Details
Feature Details
Interface USB
Cable Length 2.1 meters
Mic Angle 270 degrees rotatable
Dimensions 180 × 140 × 65 mm
Weight 140 g
Warranty 24 Months

What’s in the Box
HU660 USB Wired Headset
User Manual

The Astrum HU640 is a dual‑sided USB wired headset designed for professional communication in offices, call centers, and home‑office environments. It is ideal for Microsoft Teams, Zoom, Skype, Cisco Webex, webinars, and online training.
A USB plug and play interface ensures instant compatibility with laptops and PCs, integrating both audio and microphone channels into one simple connection.
The 120‑degree rotating boom microphone provides flexible positioning on either side of the head, delivering clear voice pickup with effective noise isolation for distraction‑free communication.
In‑wire remote controls allow quick adjustments to volume and microphone levels.
The lightweight 101g design, adjustable headband, and soft cushioned earpads ensure long‑session comfort and stable fit for all‑day productivity.

Key Specifications
Dual‑sided headset design
USB plug and play
120‑degree rotating boom microphone
Noise‑isolating mic
In‑line remote controls
Soft cushioned earpads
Adjustable lightweight headband
2.0 meter cable length

Technical Details
Feature Details
Interface USB
Cable Length 2.0 meters ±0.03 m
Mic Angle 120 degrees rotatable
Dimensions 160 × 151 × 50 mm
Weight 101 g
Warranty 24 Months

What’s in the Box
HU640 USB Headset

The Astrum HU620 is a professional single‑sided USB wired headset designed for clear communication in business, education, and home‑office environments. It is ideal for Microsoft Teams, Zoom, Skype, call centers, online teaching, and daily office tasks.
A USB plug and play interface ensures instant compatibility with laptops and PCs, integrating both audio and microphone channels into one simple connection.
The 270‑degree rotating boom microphone provides flexible positioning on either side of the head, delivering clear voice pickup with effective noise isolation.
In‑wire remote controls allow quick adjustments to headphone and microphone volume.
The lightweight 100g design, adjustable headband, and soft cushioned earpad ensure long‑session comfort and stable fit for all‑day productivity.

Key Specifications
Single‑sided headset design
USB plug and play
270‑degree rotating boom microphone
Noise‑isolating mic
In‑line remote controls
Soft cushioned earpad
Adjustable lightweight headband
2.0 meter cable length

Technical Details
Feature Details
Interface USB
Cable Length 2.0 meters ±0.03 m
Mic Angle 270 degrees rotatable
Dimensions 180 × 140 × 65 mm
Weight 100 g
Warranty 24 Months

What’s in the Box
HU620 USB Wired Headset
User Manual

The Astrum HS750 is a simple, reliable USB on‑ear headset designed for clear communication and everyday computer use. It is ideal for voice calls, online meetings, webinars, training sessions, and general audio playback.
A single USB plug and play connection integrates both audio and microphone channels, ensuring instant compatibility with laptops and PCs.
The lightweight on‑ear design includes soft foam ear cushions and an adjustable headband for long‑session comfort.
A 180‑degree rotating boom microphone allows positioning on either the left or right side, improving voice pickup and reducing background noise.
Built‑in in‑line controls allow quick adjustments to volume and call functions without interrupting your workflow.

Key Specifications
On‑ear dual‑sided design
USB plug and play
180‑degree rotating boom microphone
Noise‑isolating mic
In‑line sound and call controls
Soft foam ear cushions
Adjustable lightweight headband
195 cm cable length

Technical Details
Feature Details
Interface USB 2.0
Microphone Sensitivity minus 52 dB
Cable Length 195 cm
Frequency Response 20 Hz to 20 kHz
Impedance 32 ohm
Sensitivity 115 ±3 percent
Dimensions 160 × 150 × 50 mm
Weight Approx. 140 g
Warranty 24 Months

What’s in the Box
HS750 USB Wired Headset
User Manual

The Astrum HS610 is a professional single‑sided wired headset designed for clear communication in business, education, and home‑office environments. It is ideal for voice calls, Microsoft Teams, Zoom, Skype, call centers, online teaching, and daily office tasks.
A single 3.5mm AUX connector integrates both audio and microphone channels, ensuring broad compatibility with laptops, desktops, and mobile devices.
The 270‑degree rotating boom microphone provides flexible positioning on either side of the head, delivering clear voice pickup with effective noise isolation.
In‑wire remote controls allow quick adjustments to headphone and microphone volume.
The lightweight 100g design, adjustable headband, and soft cushioned earpad ensure long‑session comfort and stable fit for all‑day productivity.

Key Specifications
Single‑sided headset design
270‑degree rotating boom microphone
Noise‑isolating mic
Single 3.5mm AUX connectivity
In‑line remote controls
Soft cushioned earpad
Adjustable lightweight headband
2.1 meter cable length

Technical Details
Feature Details
Interface 3.5mm AUX
Cable Length 2.1 meters
Mic Angle 270 degrees rotatable
Dimensions 180 × 140 × 65 mm
Weight 100 g
Warranty 24 Months

What’s in the Box
HS610 Single‑Sided Wired Headset
User Manual

The Astrum HS120 is a simple, reliable wired headset designed for clear communication and everyday computer use. It is ideal for voice calls, online meetings, webinars, training sessions, and general audio playback.
Dual 3.5mm AUX plugs separate the microphone and headphone channels for improved clarity and compatibility with desktop PCs and laptops.
The lightweight over‑ear design includes soft padded foam ear cushions and an adjustable headband for long‑session comfort.
A rotating boom microphone allows 180‑degree positioning on either side, improving voice pickup and reducing background noise. The in‑wire volume controller provides quick audio adjustments without interrupting your workflow.

Key Specifications
30mm dynamic drivers
Dual 3.5mm AUX connectivity
Rotating boom microphone
In‑wire volume control
Soft padded ear cushions
Adjustable headband
20Hz to 20kHz audio response
Lightweight design for long use

Technical Details
Feature Details
Driver Size 30mm
Frequency Response 20 Hz to 20 kHz
Microphone Sensitivity minus 48 ±2 dB
Max Power Input 100 mW
Cable Length 1.5 meters
Connectivity Dual 3.5mm AUX
Dimensions 160 × 150 × 50 mm
Weight Approx. 120 g
Warranty 24 Months

What’s in the Box
HS120 Wired Headset
User Manual