Book a Free Product Demonstration
Compare picture quality, touchscreen performance, software and connectivity with guidance from a commercial display specialist.

Hands-free productivity
The CS540 convertible DECT a headset provides professional performance so you can get more done a even on the move. The noise-canceling mic reduces background noise interruptions, ensuring great audio quality and easing listener fatigue.
Features
On-ear earpiece design offers comfortable listening for a longer duration
On-ear earpiece design ensures maximum convenience and optimal performance
Effectively eliminates the hassle of getting tangled with wires with great freedom of movement
Noise Cancelling microphone technology ensures maximum dependability and optimal performance
Volume earpiece control for enhanced, dependable pointing efficiency with maximum usability
Volume earpiece control for optimal performance and maximum reliability
Go wireless and enjoy the music you love with the CS540A Earset
Go wireless and enjoy the music you love with the CS540A earset
Fits cosily in your ears for extended periods of comfortable listening
In-ear earphones for comfortable listening
Boom mic lets you chat with your friends & family on Skype and on multiplayer network games
Your voice will be heard loud and clear with the boom microphone
Great for Audio/Visual Labs, Assisted Listening Systems and more that have a Mono jack for non-stereo use
DECT wireless technology keeps your conversations safe and secure
Stay connected smoothly with a wireless range of 12000 cm
| Category | Description |
|---|---|
| Controls/Indicators | Earpiece Controls: Volume |
| Earpiece | Earpiece Design: On-ear |
| Earpiece Type: Monaural | |
| Microphone | Microphone Technology: Noise Cancelling |
| Microphone Design: Boom | |
| Physical Characteristics | Form Factor: In-ear |
| Color Family: Black | |
| General Information | Product Type: Earset |
| Manufacturer Part Number: 8J8V4AAABB | |
| Manufacturer Website Address: http://www.hp.com | |
| Manufacturer: HP Inc. | |
| Product Model: CS540A | |
| Product Name: CS540A Earset | |
| Product Series: CS500 | |
| Brand Name: Poly | |
| Technical Information | Sound Mode: Mono |
| Sound Pressure Level: 118 dB | |
| Connectivity Technology: Wireless | |
| Features: Convertible Design, Ear Hook, Lightweight, Wideband Audio, SoundGuard Technology, Electronic Hook Switch (EHS) Capable, Digital Signal Processing (DSP) | |
| Wireless Technology: DECT | |
| Wireless Operating Distance: 12000 cm | |
| Sound Pressure Level (A-Weighted): 118 dB(A) |
Compare picture quality, touchscreen performance, software and connectivity with guidance from a commercial display specialist.
Access project pricing, volume discounts, product sourcing support and faster commercial quotations for your client projects.
Access education pricing, purchase-order support, installation services and account management for schools, academies, colleges, universities, NHS organisations, councils and government bodies.