# Headset Sony WH-CH520 wireless on-ear headphones, Bluetooth 5.2, 50 h playback, USB‑C charging, black, 147 g

**URL:** https://aio.lv/en/product--sony-whch520bce7--7750666
**Data updated:** 2026-01-21 11:00 (EET)
**Category:** Headphones
**Manufacturer:** Sony
**Manufacturer code:** WHCH520B.CE7
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 34.99 €
**Prices and availability valid until:** 2026-07-14 23:59
**Price without VAT (21%):** 28.92 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--sony-whch520bce7--7750666

## 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

Sony WH-CH520 is a binaural on-ear wireless headset with Bluetooth 5.2 and SBC profile, designed for calls and music. It features a closed acoustic system, 3 cm drivers, built-in microphone, play/pause and on-ear controls, power LED and on/off switch. Battery: Li‑Ion built-in (3.7 V) with up to 50 h continuous playback, 40 h talk time, USB‑C charging (2–2.5 W), fast charge in 10 min, weight 147 g. Includes USB cable, quick start guide and warranty card.

## Long description

WH-CH520 headphones offer up to 50 hours of battery life, Bluetooth 5.2 wireless connectivity and clear call performance. These lightweight over-ear headphones are designed for everyday use, providing stable pairing with multiple devices, personalised sound via the Sony \| Headphones Connect app, and quick-charge capability for extended listening.
Advantages
DSEE™ restores musicality lost during compression for more natural sound, and the Sony \| Headphones Connect app lets you fine-tune EQ settings. Up to 50 hours of battery life and a three-minute quick charge that delivers around 1.5 hours of playback reduce interruptions. Built-in microphone supports hands-free calling and voice assistant use, while Bluetooth® wireless technology and multipoint pairing allow unrestricted movement and connection to two devices simultaneously.
Key specifications
Frequency response: 20 Hz - 20,000 Hz
Connectivity: Bluetooth 5.2, USB
Wireless range: up to 10 m
Wireless band: 2.4 GHz
Driver size: 30 mm
Weight: 147 g
Model: WH-CH520
How to use
Charge the headphones via the supplied USB cable before first use. Power on and pair with a Bluetooth device following the LED indicator instructions or use USB for wired connection if supported. Use the Sony \| Headphones Connect app to adjust EQ and settings. For calls, use the integrated microphone and on-ear controls to answer or end calls. When battery is low, perform a three-minute quick charge to obtain approximately 1.5 hours of playback.
Recommendations
For best performance, keep the firmware and Sony \| Headphones Connect app up to date, pair the headphones with up to two devices for seamless switching, and store the headphones in a dry place when not in use.

## Specifications

### Headphones

| Feature | Value |
|---|---|
| Driver unit | 30 mm |
| Ear coupling | Circumaural |
| Acoustic system | Closed |

### Ports & interfaces

| Feature | Value |
|---|---|
| Connectivity technology | Wireless |
| Bluetooth version | 5.2 |
| Wireless range | 10 m |
| Frequency band | 2.4 |
| Bluetooth | No |
| Bluetooth profiles | A2DP, AAC, AVRCP, HFP, HSP, SBC |
| USB connector | USB Type-C |

### Performance

| Feature | Value |
|---|---|
| LED indicators | Power, Charging |
| Product colour | Black |
| Control type | Buttons |
| Headset type | Binaural |
| Wearing style | Head-band |
| Operating keys | Bluetooth pairing, Volume -, Volume +, Track |
| Recommended usage | Calls/Music |
| Product type | Headset |
| Control unit type | On-ear control unit |
| Works with the Google Assistant | No |
| Works with Apple Siri | No |
| HD voice | No |

### Other features

| Feature | Value |
|---|---|
| Quantity | 1 |
| Talk time | 40 h |
| Continuous audio playback time | 50 h |

### Design

| Feature | Value |
|---|---|
| On/off switch | No |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.147 kg |

### Battery

| Feature | Value |
|---|---|
| Battery technology | Lithium-Ion (Li-Ion) |
| Battery type | Built-in battery |
| Battery recharge time | 3 h |
| Fast charging time | 10 min |
| Battery voltage | 3.7 V |
| Fast charging | No |
| Battery operated | No |
| Charging source | USB |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 310 g |
| Package depth | 172 mm |
| Package height | 228 mm |
| Package width | 44 mm |

### Packaging content

| Feature | Value |
|---|---|
| Cables included | USB |
| Quick start guide | No |
| Warranty card | No |
| Charging stand | No |

### Logistics data

| Feature | Value |
|---|---|
| Harmonized System (HS) code | 8517620000 |

### Indication

| Feature | Value |
|---|---|
| Battery charge indicator | No |

### Supplier features

| Feature | Value |
|---|---|
| Country of origin | Vietnam |

## FAQ

### How much does the Headset Sony WH-CH520 wireless headphones cost, and is it available for purchase?

The price is 34.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 1202 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 Sony 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 Sony 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: ear coupling, connectivity technology, weight, product colour, wearing style, 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/7750666/57196532_large.webp