# PC Case Cooler Master Elite 681 (E681-KHNN-S00) ATX Midi Tower, Black, 1×3.5" + 2×2.5", 2×USB 3.0, 4×120mm ARGB, Tempered Glass Side

**URL:** https://aio.lv/en/product--cooler-master-e681-khnn-s00--11636436
**Data updated:** 2026-01-19 07:37 (EET)
**Category:** Computer Cases
**Manufacturer:** Cooler Master
**Manufacturer code:** E681-KHNN-S00
**EAN:** 4719512160855
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 68.99 €
**Prices and availability valid until:** 2026-07-12 23:59
**Price without VAT (21%):** 57.02 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--cooler-master-e681-khnn-s00--11636436

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 25.06.2026 | free |
| Pickup points | 30.06.2026 | 1.99 EUR |
| Courier delivery to door | 30.06.2026 | 7.57 EUR |

## Summary description

ATX midi tower PC case Cooler Master Elite 681 (E681-KHNN-S00) in black. Supports ATX motherboards and includes bays for 1×3.5" and 2×2.5" drives. Front I/O offers 2×USB 3.0. Equipped with four 120mm ARGB fans and a tempered glass side panel for component visibility. Suitable for gaming or workstation builds requiring airflow and visual presentation. PSU sold separately.

## Long description

Cooler Master Elite 681 (E681-KHNN-S00) is an ATX midi tower PC case in black designed to accommodate standard ATX motherboards and mainstream gaming or workstation components. The chassis includes mounting for one 3.5" drive and two 2.5" drives, front-panel access with two USB 3.0 ports, four preinstalled 120mm ARGB fans for customizable lighting, and a tempered glass side panel that provides a clear view of internal components while supporting airflow-oriented layouts. The power supply is not included, allowing choice of compatible PSUs to match system requirements.
Advantages
The case combines practical component compatibility with visual presentation: the tempered glass side panel makes it easy to showcase hardware and cable management, while four 120mm ARGB fans deliver active airflow and address cooling needs for mid-range to high-performance builds. Front I/O with dual USB 3.0 ports simplifies connection of external storage and peripherals. The interior supports common drive sizes and provides a straightforward layout for installation and cable routing.
Suitable for
 Gaming PC builds requiring visible components and active cooling
 Home or office workstations with ATX motherboards
 Enthusiast builds where ARGB lighting is desired
 Systems that need multiple storage drives (1×3.5" + 2×2.5")
Key specifications
 Form factor: ATX midi tower
 Colour: Black
 Drive bays: 1×3.5" and 2×2.5"
 Front I/O: 2×USB 3.0 ports
 Cooling: 4×120mm ARGB preinstalled fans
 Side panel: Tempered glass
 PSU: Sold separately (standard ATX compatible)
How to use
Install the ATX motherboard into the case using the provided standoffs and secure it with screws. Mount storage drives into the appropriate 3.5" or 2.5" bays and connect power and data cables. Position and connect the power supply unit in the designated area; ensure the PSU is compatible with the case dimensions and connectors. Connect the front-panel connectors, including the two USB 3.0 ports and ARGB fan headers, to the motherboard according to the motherboard manual. Route cables behind the motherboard tray for improved airflow and close the tempered glass side panel once all components are secured.
Usage recommendations
If adding additional cooling or replacing the included fans, ensure ARGB headers and fan connectors match your motherboard or controller; verify radiator and GPU clearance before final assembly. Regularly clean dust filters and internal surfaces to maintain airflow and cooling performance.

## Specifications

### Design

| Feature | Value |
|---|---|
| Type | PC |

## FAQ

### How much does the Cooler Master Elite 681 ATX Midi Tower (E681-KHNN-S00) cost, and is it available for purchase?

The price is 68.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 431 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 25.06.2026 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 Cooler Master 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 Cooler Master 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: type, 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/11636436/66905410_large.webp