# Battery POLY CS540 Black 85Q98AA Reliable Performance Long-lasting Power

**URL:** https://aio.lv/en/product--hp-85q98aa--10810243
**Data updated:** 2026-01-14 13:02 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** HP
**Manufacturer code:** 85Q98AA
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 40.49 €
**Prices and availability valid until:** 2026-07-14 23:59
**Price without VAT (21%):** 33.46 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--hp-85q98aa--10810243

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 01.07.2026 | free |
| Pickup points | 06.07.2026 | 1.99 EUR |
| Courier delivery to door | 06.07.2026 | 4.99 EUR |

## Summary description

The POLY CS540 Battery is designed for communication devices, providing reliable performance and long-lasting power. Its sleek black design is compatible with various POLY headsets, ensuring efficiency for extended use. This battery is essential for maintaining productivity during long hours of communication.

## Long description

The POLY CS540 Battery in black is a replacement battery designed for communication headsets and portable audio devices. Engineered to provide reliable performance and extended runtime, this battery supports continuous voice communication and reduces interruptions during long working sessions. Its compact form and neutral black finish integrate with compatible POLY headset models while maintaining a discreet appearance.
Advantages
This battery delivers long-lasting power suitable for extended use, maintaining consistent voltage output for stable audio performance. Its compact design allows straightforward installation and minimal added weight to the headset. The black finish ensures visual compatibility with a wide range of devices and professional environments. Built for frequent usage cycles, the battery helps reduce the need for frequent replacements and supports steady device operation throughout the day.
Suitable for
Replacement power source for compatible POLY communication headsets
Use in call centers and office environments with extended talk times
Field work or remote communication where reliable battery life is required
Routine device maintenance to restore original runtime
Key specifications
Product colour: Black
Intended use: Battery for portable communication/headset devices
Form factor: Compact, lightweight cell designed for headset integration
Performance focus: Long runtime and stable output for voice communication
How to use
Power down the headset before replacing the battery. Remove the existing battery following the device manufacturer's instructions, then insert the POLY CS540 battery in the correct orientation until it seats securely. Power on the headset and verify battery level through the device indicators or companion software. Charge the battery according to the headset's charging procedure before first use if required, and avoid forcing connectors to prevent damage.
Usage recommendations
For best performance, follow the headset manufacturer's charging and storage guidelines. Avoid exposing the battery to extreme temperatures, moisture, or prolonged direct sunlight. Store unused batteries in a cool, dry place and recycle or dispose of depleted batteries in accordance with local regulations.

## Specifications

| Feature | Value |
|---|---|
| Product type | Battery |

### Battery

| Feature | Value |
|---|---|
| Product colour | Black |

### Technical details

| Feature | Value |
|---|---|
| Compatibility | CS540 |
| Brand compatibility | POLY |

## FAQ

### How much does the Battery POLY CS540 cost, and is it available for purchase?

The price is 40.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 86 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 01.07.2026 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, Bank cards on-line, Apple Pay, Google Pay. 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 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 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.

### Where can I download the instructions for Battery POLY CS540?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/10810243/64452935_large.webp