---
product_id: 562295903
title: "Poly CS540 Wireless DECT Headset (Plantronics) – Single Ear (Mono) Convertible (3 wearing styles) – Connects to Desk Phone – Noise Canceling Microphone – Amazon Exclusive"
brand: "poly"
price: "£286.64"
currency: GBP
in_stock: true
reviews_count: 13
category: "Poly"
url: https://www.desertcart.co.uk/products/562295903-poly-cs540-wireless-dect-headset-plantronics-single-ear-mono-convertible
store_origin: GB
region: United Kingdom
---

# up to 7 hours talk time 300m wireless range noise-canceling mic Poly CS540 Wireless DECT Headset (Plantronics) – Single Ear (Mono) Convertible (3 wearing styles) – Connects to Desk Phone – Noise Canceling Microphone – Amazon Exclusive

**Brand:** poly
**Price:** £286.64
**Availability:** ✅ In Stock

## Summary

> 🎧 Elevate your calls with wireless clarity and all-day comfort—because your voice deserves the best.

## Quick Answers

- **What is this?** Poly CS540 Wireless DECT Headset (Plantronics) – Single Ear (Mono) Convertible (3 wearing styles) – Connects to Desk Phone – Noise Canceling Microphone – Amazon Exclusive by poly
- **How much does it cost?** £286.64 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/562295903-poly-cs540-wireless-dect-headset-plantronics-single-ear-mono-convertible)

## Best For

- poly enthusiasts

## Why This Product

- Trusted poly brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Acoustic Safety First:** SoundGuard technology protects your ears by capping audio spikes below 118dBA—comfort meets safety.
- • **All-Day Power Performance:** Up to 7 hours of crisp, uninterrupted calls powered by an adaptive power system that smartly conserves battery.
- • **Unmatched Wireless Freedom:** Enjoy up to 300 meters of interference-free DECT range—stay connected without limits.
- • **Crystal Clear Conversations:** Switch between narrowband and wideband audio modes for tailored sound clarity or extended battery life.
- • **Seamless Desk Phone Integration:** Effortlessly connect to your desk phone with a versatile mono headset designed for professional multitasking.

## Overview

The Plantronics Poly CS540 Wireless DECT Headset offers professional-grade audio with up to 300 meters of wireless range and 7 hours of talk time. Featuring adaptive power management, noise-canceling microphone, and SoundGuard acoustic protection, it ensures clear, safe, and uninterrupted communication. Its versatile mono design supports three wearing styles and seamless desk phone connectivity, making it an Amazon exclusive TCO Certified headset built for the modern professional.

## Description

The CS540 sets the wireless standard for desk phone communication. This convertible DECT™ headset features a streamlined design and professional performance so you can get more done—even on the move. The noise-canceling microphone reduces background noise interruptions, ensuring great audio quality and easing listener fatigue. More freedom means more productivity.

Review: Works great. Sounds good. Easy to set up. - Works well and sounds good. Comfortable to wear. Easy to charge and takes up minimal amount of space on my desk.
Review: I Finally Made a Wise Choice - I have made two horrible decisions about who to marry, but my twice choosing Plantronics for the most important part of my business, phone calls, was spot on. The CS540 works great, even better than I assumed. Product is durable and easy to use. Most important: the volume level adjusts appropriately to suit my hearing.

## Features

- EXTENDED RANGE AND TALK TIME: The adaptive power system optimizes for range and talk time by automatically downshifting to low power when the headset is close to the base.
- SOUNDGUARD TECHNOLOGY: SoundGuard acoustic limiting technology protects against Acoustic Shock by limiting sounds to below 118dBA ensuring listening comfort and protection against audio spikes.
- SUPERIOR AUDIO QUALITY: Your choice of narrow or wideband professional grade audio quality -- choose narrowband to extend talk time or wideband mode to enable clearer conversations.
- MAXIMUM PROTECTION: The CS540 headset includes DECTTM technology that provides better audio quality and eliminates interference from Wi-Fi networks while calls stay safe and secure.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0C6FHXT15 |
| Additional Features | Microphone Included |
| Age Range Description | Adult |
| Antenna Location | Calling |
| Audio Driver Type | Dynamic Driver |
| Battery Charge Time | 3 Hours |
| Best Sellers Rank | #129 in Computer Headsets |
| Brand | POLY |
| Brand Name | POLY |
| Built-In Media | Headset, USB-C to USB-A adapter |
| Cable Features | Retractable |
| Carrying Case Color | Black |
| Color | Black |
| Compatible Devices | Desktops, Laptops, Telephones |
| Connectivity Technology | Wireless |
| Control Method | Touch |
| Control Type | Touch Control |
| Customer Package Type | Possibly FFP |
| Customer Reviews | 4.2 out of 5 stars 140 Reviews |
| Ear Placement | Over Ear |
| Earpiece Shape | Angular, around-ear |
| Enclosure Material | Plastic |
| Form Factor | Over Ear |
| Frequency Range | 20 Hz - 20,000 Hz |
| Frequency Response | 6.8 KHz |
| Headphone Folding Features | Over Ear |
| Headphone Jack | No Jack |
| Headphones Ear Placement | Over Ear |
| Impedance | 32 Ohms |
| Is Autographed | No |
| Is Electric | Yes |
| Item Weight | 1.08 Pounds |
| Manufacturer | Poly |
| Model Name | CS540 |
| Model Number | 2-84693-333 |
| Noise Control | Active Noise Cancellation |
| Number of Items | 1 |
| Sensitivity | 118 dB |
| Specific Uses For Product | Office, Call Center |
| Style Name | 2023 Version |
| UPC | 017229196544 196548548477 |
| Unit Count | 1.0 Count |
| Warranty Description | 2 year manufacturer |
| Water Resistance Level | Not Water Resistant |
| Wireless Technology | DECT |

## Product Details

- **Brand:** POLY
- **Color:** Black
- **Ear Placement:** Over Ear
- **Form Factor:** Over Ear
- **Noise Control:** Active Noise Cancellation

## Images

![Poly CS540 Wireless DECT Headset (Plantronics) – Single Ear (Mono) Convertible (3 wearing styles) – Connects to Desk Phone – Noise Canceling Microphone – Amazon Exclusive - Image 1](https://m.media-amazon.com/images/I/614nnUw7YPL.jpg)
![Poly CS540 Wireless DECT Headset (Plantronics) – Single Ear (Mono) Convertible (3 wearing styles) – Connects to Desk Phone – Noise Canceling Microphone – Amazon Exclusive - Image 2](https://m.media-amazon.com/images/I/71K3sAjhsCL.jpg)
![Poly CS540 Wireless DECT Headset (Plantronics) – Single Ear (Mono) Convertible (3 wearing styles) – Connects to Desk Phone – Noise Canceling Microphone – Amazon Exclusive - Image 3](https://m.media-amazon.com/images/I/71Rqk9F9FpL.jpg)
![Poly CS540 Wireless DECT Headset (Plantronics) – Single Ear (Mono) Convertible (3 wearing styles) – Connects to Desk Phone – Noise Canceling Microphone – Amazon Exclusive - Image 4](https://m.media-amazon.com/images/I/718Uv5iqPvL.jpg)

## Available Options

This product comes in different **Size, Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works great. Sounds good. Easy to set up.
*by G***N on March 30, 2026*

Works well and sounds good. Comfortable to wear. Easy to charge and takes up minimal amount of space on my desk.

### ⭐⭐⭐⭐⭐ I Finally Made a Wise Choice
*by F***R on April 2, 2025*

I have made two horrible decisions about who to marry, but my twice choosing Plantronics for the most important part of my business, phone calls, was spot on. The CS540 works great, even better than I assumed. Product is durable and easy to use. Most important: the volume level adjusts appropriately to suit my hearing.

### ⭐⭐⭐⭐⭐ Easy to use
*by K***A on July 25, 2024*

To install the system was easy and fast. Using the headset has been a game changer for my neck. The pain is gone. I’m able to use the computer and talk with people with no issues. The sound is great and clear.

## Frequently Bought Together

- Poly CS540 Wireless DECT Headset (Plantronics) – Single Ear (Mono) Convertible (3 wearing styles) – Connects to Desk Phone – Noise Canceling Microphone – Amazon Exclusive
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**Shop now:** [https://www.desertcart.co.uk/products/562295903-poly-cs540-wireless-dect-headset-plantronics-single-ear-mono-convertible](https://www.desertcart.co.uk/products/562295903-poly-cs540-wireless-dect-headset-plantronics-single-ear-mono-convertible)

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*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-06-04*