# 4‑Channel Amplifier PSSO QDA‑6000 MK2 - car audio 4-channel power amplifier (MPN 10451689)

**URL:** https://aio.lv/en/product--psso-10451689--12302787
**Data updated:** 2026-04-26 18:48 (EEST)
**Category:** Electronics Accessories
**Manufacturer:** PSSO
**Manufacturer code:** 10451689
**EAN:** 4026397747188
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 1 106.99 €
**Prices and availability valid until:** 2026-07-11 23:59
**Price without VAT (21%):** 914.87 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--psso-10451689--12302787

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 13.07.2026 | free |
| Pickup points | 16.07.2026 | 1.99 EUR |
| Courier delivery to door | 16.07.2026 | 4.99 EUR |

## Summary description

PSSO QDA‑6000 MK2 is a 4‑channel car audio amplifier (MPN 10451689) designed to drive multiple speakers in vehicle sound systems. As a four-channel endstufe, it provides channel-separated power distribution for front and rear speakers or bi-amped setups, with standard car-audio connectivity and mounting suited for in-vehicle installation and system upgrades.

## Long description

PSSO QDA‑6000 MK2 is a 4-channel car audio power amplifier engineered to drive multiple speakers in a vehicle sound system. As a Class D four-channel amplifier, it distributes power separately to each channel, enabling use with front and rear speaker pairs or bi-amped configurations. The unit is designed for in-vehicle installation with standard car-audio inputs, speaker outputs, and mounting points compatible with typical automotive environments.
Advantages
The amplifier delivers channel-separated power distribution for clear and consistent output across four channels. Its Class D topology offers high efficiency and reduced heat generation compared with linear designs, which helps when installing in confined vehicle spaces. The compact form factor and standard automotive mounting make integration into existing systems straightforward, while provision for bridging and gain controls allows flexible system tuning for different speaker setups and power demands.
Suitable for
 Driving front and rear full-range speakers in a factory or aftermarket car audio system
 Bi-amping a pair of components (separate mid/high and low-frequency amplification)
 Upgrading an OEM head unit by adding an external amplifier for improved dynamics
 Installations where compact, efficient amplification is required to minimize heat and power draw
When it may not be suitable
This amplifier may not be the best choice for systems that require high-voltage Class AB tonal characteristics, as Class D sound signature and behavior can differ. It is not intended as a standalone loudspeaker solution; proper speaker selection and enclosure design remain necessary for optimal results. Also, installations demanding dedicated monoblock high-power subwoofer amplification may prefer a purpose-built mono amp for maximum low-frequency control.
Key specifications
 Architecture: 4-channel Class D amplifier
 Power delivery: four channels with bridgable capability (channel-separated output)
 Typical load compatibility: suitable for 4 Ω speaker loads per channel
 Cooling: efficient operation with reduced heat generation compared to linear amplifiers
 Connectivity: standard car-audio line inputs and speaker outputs; gain and crossover/gain adjustment options
 Form factor: compact design with automotive mounting provisions for in-vehicle installation
How to use
Install the amplifier on a secure, ventilated surface within the vehicle using appropriate mounting hardware. Connect the unit to the vehicle electrical system following recommended wiring practices: use properly sized power and ground cables, include an inline fuse on the positive supply cable, and ensure a solid chassis ground. Run low-level audio signals from the head unit or signal processor into the amplifier inputs, set input sensitivity and any crossover controls to match speaker capabilities, and connect speaker outputs to the correct channels. Verify settings at low volume and gradually increase to confirm stable operation and proper thermal conditions.
What to consider before purchase
 Compatibility with your speakers' nominal impedance and power handling
 Available installation space and ventilation inside the vehicle
 Required wiring gauge and power supply capacity from the vehicle electrical system
 Whether mono subwoofer amplification or multi-channel distribution is needed for your setup
Usage recommendations
For reliable performance, pair the amplifier with speakers rated for the intended output and use correct wiring practices: dedicated power cable, secure ground, and appropriate fusing. Adjust gains at low volume to avoid clipping, and allow ventilation space around the unit to maintain thermal stability during extended use.

## FAQ

### How much does the PSSO QDA‑6000 MK2 4‑Channel Amplifier cost, and is it available for purchase?

The price is 1,106.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 50 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 13.07.2026 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, Leasing for legal entities. 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 PSSO 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 PSSO 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/12302787/68223300_large.webp