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Item #:
34448260
Earthquake Sound XJ-300ST 2 Channel or Monoblock Class "J" Amplifier
83% of respondents would recommend this to a friend
Item #:
34448260
NZD 864
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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In stock
Imported from USA store
QTY:
Only 2 items left in stock.
Order now and get it around Saturday, September 12
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The XJ-300ST amplifier from Earthquake Sound packs more power and maintains more flexibility than any other amplifier; no amplification task is beyond its capability.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Class J Technology
Utilizes advanced Class J circuitry for improved efficiency and sound quality, reducing heat output while maximizing power, making it a reliable choice for audio enthusiasts.
Dual Configuration
Versatile two-channel or monoblock setup allows for flexibility in system design, accommodating various audio configurations and ensuring superior performance tailored to user preferences.
Compact Design
The sleek and compact profile fits easily into any setup, perfect for both home and mobile audio systems, while delivering high-quality sound without occupying excess space.
Product Details
- Engineered by audiophiles for audiophiles, Earthquake speakers are meticulously crafted to reproduce each and every single note perfectly, bringing your home theater experience to life. With true dedication and full attention to details, our engineers continuously develop new and better products to meet consumers' needs and go beyond their expectations. Suffice to say that Earthquake Sound strives to provide consumers with the highest quality products at affordable prices without any compromise.
| Brand | Earthquake Sound |
| Rms power rating | 300 W |
| Channels | 2 |
| Color | White |
| Rec location | Indoor |
| Model | XJ-300ST |
| Has written warranty | No |
| Item Weight | 4.2 lbs (1.91 kg) |
Who Should Buy?
-
Home Theater Enthusiasts
This amplifier provides powerful sound and clarity, enhancing the overall home theater experience with deep bass.
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Car Audio Upgraders
Ideal for users looking to improve car audio systems with a reliable and powerful amplifier for better performance.
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Budget-Conscious Users
Offers excellent value for money, providing high-quality sound and robust features without breaking the bank.
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High-End Audiophiles
May not meet the extreme requirements for those seeking ultra-high fidelity and premium sound quality.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
Can the XJ-300ST amplifier be used in a tight rack with components on all sides?
Answer: Yes, the XJ-300ST amplifier can be placed in a tight rack with components on all sides as it approaches 99% efficiency and never gets hot. -
Question:
Can two XJ-300ST amplifiers be combined to create a 4-channel amplifier?
Answer: Yes, the XJ-300ST amplifiers can be clicked together using the patented EQ Interlock design to create a 4-channel amplifier while using only 1U of rack space. -
Question:
Can the XJ-300ST be used for matrix mono channel (tri-mode configuration)?
Answer: Yes, the XJ-300ST can be used to connect a third speaker between the main channels for matrix mono channel (tri-mode configuration) which plays the combined content of both channels.
Earthquake Sound 2 Channel Car Amplifiers Editorial Review
Earthquake Sound XJ-300ST 2 Channel or Monoblock Class 'J' Amplifier boasts a powerful RMS rating of 300 W, making it a robust choice for audio enthusiasts looking for high-quality sound in a compact design. Weighing only 4.2 lbs, it is easy to handle and perfect for indoor setups. This amplifier operates efficiently in two channels, allowing for versatile audio configurations. Users appreciate its sleek white finish that complements various home decors and its reliability in delivering superior audio performance, enhancing music and movie experiences alike.
Customer Reviews & Ratings
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Pros
- High RMS power rating for powerful sound delivery
- Lightweight and easy to install
- Sleek white finish matches modern decor
- Versatile with two channel support
- Efficient design for indoor use
Cons
- No written warranty provided
Platform Trust & Buyer Confidence
C
customer
Verified buyer
“Great service and delivery wasn't to long considering it came from American.”
3 August 2026 · via Trustpilot
D
Dneah
Verified buyer
“Product came earlier than expected (shipped from US to NZ), in about 3 weeks. No damages and product was exactly as advertised!”
15-Jul-26 · via Trustpilot
AD
Andrea
Verified buyer
“Quick delivery and my Goop products are exactly as ordered thank you”
5 August 2026 · via Trustpilot
KU
Keith
Verified buyer
“All went promised. Arrived earlier than expected”
8 August 2026 · via Trustpilot
HG
Haley
Verified buyer
“America to New Zealand in under a week, safe and sound. Highly recommend!”
10 August 2026 · via Trustpilot
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- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
NZD 864
Order now and get it around Saturday, September 12
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Only 2 items left in stock.
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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Fastest cross-border delivery
Features & Benefits
- Unimposing miniature size with unbelievable cool running power
- Patented EQ Interlock design for flexibility and convenience
- Can be mounted on wall or inside cabinet for versatility
- Can be used as a mono (bridged) amplifier, 2.1 channel amplifier, 2-channel amplifiers 4/8/12 and 16-channel amplification
- Can connect a third speaker between the main channels for matrix mono channel (tri-mode configuration)
- Approaching 99% efficiency, never gets hot and can be placed in a tight rack
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