# Protective Armor Case for Oppo A57 4G by 3MK — 3mk Armor Case (model 324)

**URL:** https://aio.lv/en/product--3mk-3mk-armor-case324--10499383
**Data updated:** 2026-03-07 15:20 (EET)
**Category:** Smartphone Cases
**Manufacturer:** 3MK
**Manufacturer code:** 3mk Armor Case(324)
**EAN:** 5903108515283
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 11.49 €
**Prices and availability valid until:** 2026-07-22 23:59
**Price without VAT (21%):** 9.50 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--3mk-3mk-armor-case324--10499383

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 10.07.2026 | free |
| Pickup points | 15.07.2026 | 1.89 EUR |
| Courier delivery to door | 15.07.2026 | 4.99 EUR |

## Summary description

3MK Armor Case for Oppo A57 4G is a protective phone case designed to fit the Oppo A57 4G model. It provides impact protection and surface resistance while retaining access to ports, buttons and camera. Suitable for everyday use to protect against scratches, minor drops and wear, preserving device functionality and appearance.

## Long description

3MK Armor Case for Oppo A57 4G is a protective phone cover shaped for the Oppo A57 4G. It is designed to deliver impact protection and surface resistance while maintaining full access to ports, buttons and the camera. The case fits the phone profile closely to preserve device functionality and appearance during everyday use.
Advantages
The case combines shock-absorbing material with a thin-profile design to protect against scratches and minor drops without adding excessive bulk. Precise cutouts ensure unobstructed access to charging and audio ports, camera lens and side controls. The surface treatment resists abrasion and maintains a consistent tactile feel while helping to reduce fingerprints and surface wear.
Suitable for
Daily protection against scratches and light impacts
Maintaining grip and preventing device surface wear
Users who require unhindered access to ports and buttons
Everyday commuting and casual use
Key specifications
Compatibility: Designed for the Oppo A57 4G form factor
Protection type: Impact absorption and surface scratch resistance
Fit: Slim profile that preserves phone dimensions and access to controls
Access: Precision cutouts for camera, charging port and buttons
Material properties: Shock-absorbing and abrasion-resistant finish
How to use
Align the case with the Oppo A57 4G so that the camera, ports and buttons match the cutouts. Press the phone gently into the case edges until it sits securely with an even fit around the frame. Regularly check the cutouts to ensure ports remain unobstructed and remove the case periodically to clean both the case and the phone exterior.
Usage recommendations
For optimal protection, pair the case with a screen protector and avoid exposing the phone to prolonged moisture or extreme temperatures. Clean the case with a soft, damp cloth and mild detergent if necessary; avoid abrasive cleaners or solvents that could damage the surface treatment.

## FAQ

### How much does the 3MK Armor Case — Oppo A57 4G protective case cost, and is it available for purchase?

The price is 11.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 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 10.07.2026 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 3MK 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 3MK 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

## Image

https://aio.lv/img/cache/product/10499383/52610991_large.webp