HERTZ Dieci Power 1000W 4 Channel Amplifier (Dp 4.400)

Hertz DIECI POWER amplifier DP 4.400 is an audio powerhouse designed to elevate your car audio experience to unprecedented heights. Boasting High-Resolution Audio Certification, this amplifier delivers an impressive frequency response of 10 Hz to 45 kHz, ensuring that every nuance of your music is faithfully reproduced with crystal-clear precision.

Despite its compact size, the DP 4.400 packs a punch with its maximum power output, featuring fully bridgeable 4-channel Class-AB amplification and 2Ω stability. This innovative design allows for a potent audio performance without sacrificing space, making it an ideal choice for those seeking uncompromised sound in a limited footprint.

The amplifier's aesthetics are as impressive as its performance. An elegant status LED, solid machined terminal block, and a removable top panel that safeguards controls and connections contribute to a sleek and sophisticated design that seamlessly integrates into any car interior.

Universal compatibility is a key feature of the DP 4.400, offering an operating supply voltage ranging from 6.5 to 16.5 V and speaker-in input sensitivity from 1.6 to 40 Vrms. The integrated Universal Speaker Simulator enhances versatility, ensuring optimal performance with a wide range of audio sources.

Experience high-noise rejection with the balanced input circuitry of the Pre-in and Speaker-in, allowing for clean and interference-free signal transmission. The full set of controls, including adjustable input levels, high/low-pass crossover filters (50-4000Hz 12dB/Oct.), and bass boost, provides users with the flexibility to fine-tune the audio to their preferences.

Convenience meets intelligence with the Automatic Remote Turn-On/Off feature, seamlessly triggered by OEM radio speaker outputs. This ensures hassle-free operation and an efficient power management system.

Whether utilizing Speaker-In or Pre-In level inputs, the DP 4.400 offers full-range pre-outs, providing further flexibility in system configuration. Elevate your car audio system with the Hertz DIECI POWER Amplifier DP 4.400 – where power, precision, and style converge for an unparalleled listening experience on the road.

Dimension	mm	in
A	335	13.19
B	297	11.69
C	190	7.48
D	166	6.53
E	50	1.96
Weight	Kg	lbs
	2.88	6.35

✓ Available at our Brookvale workshop
✓ Installed by qualified auto electricians and audio technicians
✓ Over 30 years of combined car audio experience
✓ OEM-grade wiring looms, connectors and installation materials
✓ Warranty-backed workmanship
✓ Suitable for cars, 4WDs, SUVs, utes and commercial vehicles

Whether you're upgrading speakers, adding an amplifier, installing a multimedia system, fitting a dash cam, or improving vehicle security, our experienced installation team can recommend and fit the right solution for your vehicle.

Need installation pricing or advice? Contact our team on 02 993 92977or visit our Brookvale showroom.

Our Northern Beaches team can assist with:

✓ Product recommendations
✓ Vehicle compatibility checks
✓ Installation advice
✓ System upgrade planning
✓ Warranty and support enquiries

Call 02 993 92977, visit our Brookvale showroom, or use our contact form and we'll help you find the right solution for your vehicle.

Thank you for shopping at Audio Emporium. The following are the terms and conditions that constitute our Shipping Policy.

Where We Ship

We ship to all Australian states and territories, including PO Boxes. We do not currently ship outside Australia.

Shipment Processing

We aim to dispatch orders placed before [CUT-OFF TIME] AEST on a business day the same business day, where stock is on hand. Orders placed after the cut-off, on weekends or on public holidays are dispatched the next business day.

If we are experiencing a high volume of orders or if a product needs to be sourced from our distributor, dispatch may take longer. If there is a significant delay, we will contact you by email or phone.

Orders are not dispatched or delivered on weekends or public holidays.

Shipping Rates and Delivery Estimates

We offer free standard shipping on all orders within Australia to most metropolitan addresses. Bulky or heavy items — such as large subwoofers, multiple amplifiers, or full system shipments — may attract an additional freight surcharge, which will be shown at checkout before you confirm your order. Remote and regional addresses may also attract additional freight depending on the courier.

Estimates are guidelines provided by our courier partners. Delays can occasionally occur and are outside our control.

Carriers

We dispatch via [COURIER PARTNERS]. Carrier selection depends on order size, weight and destination.

Shipment Confirmation and Order Tracking

You will receive a Shipment Confirmation email once your order has been dispatched, containing your tracking number. The tracking number will typically be active within 24 hours.

Shipping to PO Boxes and Parcel Lockers

We can ship to PO Boxes and Australia Post Parcel Lockers, subject to carrier and item size restrictions. Bulky items may not be deliverable to these addresses; if that's the case for your order, we will contact you to arrange an alternative.

Damaged in Transit

If your order arrives damaged, please contact us at [EMAIL] or call [PHONE] within 48 hours of delivery, with photos of the damaged packaging and product. We will work with the courier to file a claim and arrange replacement or refund as appropriate. Please retain all original packaging until the claim is resolved.

Lost Parcels

If your tracking shows the parcel as delivered but you haven't received it, please contact us within 7 days of the delivery date so we can investigate with the courier.

Customs, Duties and Taxes

As we ship within Australia only, no customs duties apply. GST is included in all prices displayed on the site.

Click and Collect

Sydney customers can collect online orders directly from our Northern Beaches showroom by selecting "Click and Collect" at checkout, subject to stock availability. We will email you when your order is ready for collection. Please bring photo ID and a copy of your order confirmation.

Installation Customers

If your order includes installation at our Sydney workshop, products are held at the workshop and not shipped. We will contact you to confirm your installation booking.

Contact

Shipping questions can be sent to info@audioemporium.com.au or call 02 993 92977.