# Smartkeeper OM03BK Port Blocker for MicroSD and USB Type-A, Black

**URL:** https://aio.lv/en/product--oem-om03bk--12418263
**Data updated:** 2026-05-09 22:14 (EEST)
**Category:** Portable Device Security & Kensington Locks
**Manufacturer:** OEM
**Manufacturer code:** OM03BK
**EAN:** 8809534690969
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 51.49 €
**Prices and availability valid until:** 2026-07-19 23:59
**Price without VAT (21%):** 42.55 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--oem-om03bk--12418263

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.99 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

The Smartkeeper OM03BK is a physical port blocker designed to secure MicroSD card slots and USB Type-A ports against unauthorized access. This security device prevents the insertion of external media or devices, helping to protect sensitive data and hardware integrity. Finished in black, it provides a discreet and effective solution for physical IT security in office or public environments.

## Long description

The Smartkeeper OM03BK is a physical port blocker designed to secure MicroSD card slots and USB Type-A ports against unauthorized access. This security device prevents the insertion of external media or devices, helping to protect sensitive data and hardware integrity. Finished in black, it provides a discreet and effective solution for physical IT security in office or public environments.
Advantages
This port blocker offers a reliable physical barrier that prevents unauthorized users from connecting external storage devices or data transfer tools to your hardware. By restricting access to MicroSD and USB Type-A ports, it significantly reduces the risk of data theft or the introduction of malicious software into your network. The device is designed for easy installation and removal using a compatible key, allowing for flexible security management in professional settings.
Suitable for
Securing USB Type-A ports on office computers
Protecting MicroSD card slots on workstations
Preventing unauthorized data transfers in public access areas
Managing hardware access for employees and visitors
When it may not be suitable
This device is not intended for use in environments where frequent, legitimate access to the protected ports is required by multiple users throughout the day. It is also not compatible with port types other than standard USB Type-A and MicroSD slots.
Key specifications
Compatible ports: USB Type-A and MicroSD card slots
Color: Black
Security type: Physical port blocker
Compatibility: Removable with Basic Port Lock Key
How to use
To secure a port, simply insert the Smartkeeper OM03BK into the desired USB Type-A or MicroSD slot until it clicks into place. Once installed, the port is physically blocked, preventing the insertion of unauthorized cables or memory cards. To remove the blocker, use the corresponding Basic Port Lock Key to unlock and extract the device from the port.
What to consider before purchase
Ensure your hardware uses standard USB Type-A or MicroSD ports
Verify that you have the required Basic Port Lock Key for installation and removal
Assess the number of ports you need to secure to determine the required quantity
Usage recommendations: Use this device to enforce IT security policies by restricting physical access to sensitive ports. Ensure that the removal keys are kept in a secure location accessible only by authorized personnel to maintain the integrity of your security setup.

## Specifications

| Feature | Value |
|---|---|
| Compatible ports/slots | MicroSD card, USB Type-A |
| Number of port blockers | 1 |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 8 g |
| Package depth | 16 mm |
| Package height | 40.9 mm |
| Package width | 16.2 mm |
| Quantity per pack | 1 pc(s) |

### Features

| Feature | Value |
|---|---|
| Product colour | Black |
| Product type | Port blocker |

## FAQ

### How much does the Smartkeeper OM03BK Port Blocker for MicroSD and USB Type-A cost, and is it available for purchase?

The price is 51.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 6 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 09.07.2026 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 OEM 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 OEM 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/12418263/68717279_large.webp