# HP POLY CS540A Wireless Headset with Handset Lifter and Deluxe Charger in Black

**URL:** https://aio.lv/en/product--hp-poly-c9en5aaabb--12690610
**Data updated:** 2026-09-25 13:13 (EEST)
**Category:** Headphones
**Manufacturer:** HP POLY
**Manufacturer code:** C9EN5AA#ABB
**EAN:** 0199642536463
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 199.99 €
**Prices and availability valid until:** 2026-11-05 23:59
**Price without VAT (21%):** 165.28 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--hp-poly-c9en5aaabb--12690610

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 21.10.2026 | free |
| Pickup points | 26.10.2026 | 1.99 EUR |
| Courier delivery to door | 26.10.2026 | 4.99 EUR |

## Summary description

Experience reliable communication with the HP POLY CS540A wireless headset, featuring a convenient handset lifter and deluxe charger. Designed in a sleek black color, this lightweight headset weighing just 21 grams provides all-day comfort and seamless call management for office professionals. Ideal for desk phones, it enhances productivity and mobility in professional work environments.

## Long description

Experience reliable communication with the HP POLY CS540A Wireless Headset with Handset Lifter and Deluxe Charger in Black. Designed for office professionals, this lightweight headset weighing just 21 grams provides all-day comfort and seamless call management. It enhances productivity and mobility in professional work environments by allowing users to roam confidently up to 400 feet from the headset base.
Advantages
The HP POLY CS540A wireless headset offers exceptional flexibility and professional performance for daily office tasks. Users can conference up to four headsets on a single base to simplify team collaboration. The convertible design provides three wearing options including over-the-ear, over-the-head, and behind-the-head to suit individual preferences. Additionally, the built-in noise-canceling microphone reduces background noise interruptions to ensure great audio quality and ease listener fatigue while on the move.
Suitable for
Office professionals needing reliable desk phone communication
Users requiring hands-free mobility within a 400-foot range from the base
Teams needing multi-headset conferencing on a single base
All-day wear with customizable wearing styles
When it may not be suitable
This headset may not be suitable for users looking for mobile device or computer connectivity, as it is primarily designed for desk phones. It is also not recommended for high-noise industrial environments where active noise cancellation beyond standard microphone noise reduction is required.
Key specifications
Weight: 21 g
Product colour: Black
Wireless range: Up to 400 ft
Wearing styles: Over-the-ear, over-the-head, behind-the-head
Microphone: Noise-canceling
How to use
To use the HP POLY CS540A wireless headset, connect the base to your desk phone and set up the included handset lifter and deluxe charger. Choose your preferred wearing style by attaching the appropriate over-the-ear, over-the-head, or behind-the-head component. Pair the headset with the base and use the integrated controls to manage calls, adjust volume, and utilize the handset lifter for remote call answering.
What to consider before purchase
Verify compatibility with your specific desk phone model
Consider which wearing style best fits your daily comfort needs
Ensure the 400-foot wireless range meets your office mobility requirements
Usage recommendations
For optimal performance, dock the headset in the deluxe charger when not in use to ensure a full battery for daily operations, and position the noise-canceling microphone properly near your mouth to minimize background interference.

## Specifications

### Other features

| Feature | Value |
|---|---|
| UNSPSC-code | 43191638 |
| Compatible operating systems | Windows 11; Windows 10; macOS |
| Compatibility | Compatible with desk phones via RJ-11 cable or DECT |

### Technical details

| Feature | Value |
|---|---|
| General Product Safety Regulation (GPSR) URL | https://kaas.hpcloud.hp.com/pdf-public/pdf\_11069394\_en-US-1.pdf |

### Packaging content

| Feature | Value |
|---|---|
| Box contents | Office base; AC power adapter; Headband; Telephone interface cable (TIC); Headset with pre-installed battery, eartip and earloop; Kit with eartips and earloops |
| Charging stand | Yes |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.021 kg |

### System requirements

| Feature | Value |
|---|---|
| Mac operating systems supported | MacOS |
| Windows operating systems supported | Windows 10, Windows 11 |

### Performance

| Feature | Value |
|---|---|
| Country of origin | Mexico |
| Colour name | Black |
| Product colour | Black |

## FAQ

### How much does the HP POLY CS540A Headset with Handset Lifter and Charger cost, and is it available for purchase?

The price is 199.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 10 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 21.10.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All HP POLY products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized HP POLY service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/12690610/70279995_large.webp