# Headphones Energy Sistem Serenity ANC

**URL:** https://aio.lv/en/product--energy-sistem-459124--11165538
**Data updated:** 2025-12-04 01:19 (EET)
**Category:** Headphones
**Manufacturer:** energy sistem
**Manufacturer code:** 459124
**EAN:** 8432426459124
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 24.49 €
**Prices and availability valid until:** 2026-07-27 23:59
**Price without VAT (21%):** 20.24 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--energy-sistem-459124--11165538

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | Thursday | free |
| Pickup points | 07.07.2026 | 1.89 EUR |
| Courier delivery to door | 07.07.2026 | 4.99 EUR |

## Summary description

The Energy Sistem Serenity ANC headphones offer True Wireless Stereo (TWS) connectivity, ideal for calls and music. With a frequency range of 20 - 20000 Hz and a wireless range of up to 20 meters, these lightweight (40g) black headphones provide excellent sound quality and convenience. Equipped with USB Type-C charging, they ensure a seamless listening experience.

## Long description

Serenity ANC true wireless earphones deliver active noise cancellation up to -30 dB, allowing focused listening in noisy environments. They combine quad-microphone voice pickup and Bluetooth 5.4 for clear calls and stable stereo audio. With a total battery runtime of up to 25 hours (around 5 hours per charge in the earbuds plus 20 hours from the charging case) and an IPX4 splash-proof rating, these earphones suit everyday and active use; the housings are made from GRS-certified recycled plastic.
Advantages
Active Noise Cancelling reduces ambient noise by up to -30 dB, improving immersion. Quad Mic design ensures clear voice transmission during calls. Bluetooth 5.4 provides a stable wireless connection with low interruptions. Long combined battery life offers extended playback between charges. IPX4 splash resistance and recycled-plastic construction increase durability and environmental friendliness.
Key specifications
Type: True Wireless earphones (in-ear)
Noise cancelling: Active Noise Cancelling (up to -30 dB)
Microphones: Quad Mic for calls
Wireless standard: Bluetooth 5.4
Battery life: Up to 25 hours total (≈5 hours earbuds + 20 hours charging case)
Ingress protection: IPX4 (splash-proof)
Materials: GRS-certified recycled plastic
How to use
Charge the case and earbuds before first use. Remove the earbuds from the case to power them on and enable pairing mode; follow your device’s Bluetooth settings to connect via Bluetooth 5.4. Use touch or physical controls on the earbuds to play/pause audio, answer calls, or toggle ANC as supported. Return earbuds to the charging case after use to recharge; the case provides multiple full charges for the earbuds.
Рекомендации
For best ANC performance, ensure a proper in-ear seal with the supplied ear tips and keep firmware on connected devices up to date. Avoid submerging the case in water despite IPX4 splash resistance.

## Specifications

### Headphones

| Feature | Value |
|---|---|
| Headphone frequency | 20 - 20000 |
| Impedance | 32 Ω |
| Driver unit | 10 mm |
| Noise reduction | Yes |
| Ear coupling | Intraaural |
| Driver type | Dynamic |
| Intraaural headphones type | Earbuds |

### Ports & interfaces

| Feature | Value |
|---|---|
| Connectivity technology | True Wireless Stereo (TWS) |
| Bluetooth version | 5.4 |
| Wireless range | 20 m |
| Frequency band | 2.4 |
| Bluetooth | Yes |
| Bluetooth profiles | AVRCP, A2DP, HFP |
| USB connectivity | Yes |
| USB connector | USB Type-C |

### Performance

| Feature | Value |
|---|---|
| Plug and Play | Yes |
| LED indicators | Y |
| Product colour | Black |
| Total Harmonic Distortion (THD) | 1 % |
| Control type | Touch |
| International Protection (IP) code | IPX4 |
| Headset type | Binaural |
| Wearing style | In-ear |
| Recommended usage | Calls/Music |
| Suitable for outdoor use | Yes |
| Product type | Headphones |
| Music playback | Yes |
| Suggested gender | Boy/Girl |
| Suitable for indoor use | Yes |
| Control unit type | On-ear control unit |
| Works with the Google Assistant | Yes |
| Works with Apple Siri | Yes |
| Clear sound | Yes |

### Other features

| Feature | Value |
|---|---|
| Quantity | 1 |
| Continuous audio playback time | 5 h |

### Microphone

| Feature | Value |
|---|---|
| Microphone frequency | 100 - 10000 |
| Microphone sensitivity | -38 dB |

### Design

| Feature | Value |
|---|---|
| Protection features | Splash proof |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.04 kg |
| Height | 50 mm |
| Width | 64 mm |
| Depth | 25 mm |

### Battery

| Feature | Value |
|---|---|
| Battery technology | Lithium Polymer (LiPo) |
| Battery type | Built-in battery |
| Battery capacity | 40 mAh |
| Battery recharge time | 1 h |
| Battery operated | Yes |
| Battery technology (charging case) | Lithium Polymer (LiPo) |
| Battery capacity (charging case) | 500 mAh |
| Input voltage (charging case) | 3.7 V |
| Input voltage (earpieces) | 3.7 V |
| Continuous audio playback time (ANC on) | 5 h |

### Packaging data

| Feature | Value |
|---|---|
| Package type | Hanging box |

### Packaging content

| Feature | Value |
|---|---|
| Cables included | USB Type-C |
| Charging case | Yes |
| Charging case capacity | 500 mAh |
| Charging case connector type | USB Type-C |

### Indication

| Feature | Value |
|---|---|
| Battery charge indicator | Yes |

## FAQ

### How much does the Headphones Energy Sistem Serenity ANC cost, and is it available for purchase?

The price is 24.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 21 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 Thursday 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: Cash payment, 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 energy sistem 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 energy sistem 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.

### Where can I download the instructions for Headphones Energy Sistem Serenity ANC?

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/11165538/64574487_large.webp