Harmony Audio HA-A102 Car Stereo Alloy Series 10" Sub 800W Dual 2 Ohm Subwoofer
Harmony Audio HA-A102 Car Stereo Alloy Series 10" Sub 800W Dual 2 Ohm Subwoofer
- HIGH-QUALITY CONSTRUCTION: Constructed using top-tier materials and superior craftsmanship, this subwoofer is engineered for durability and long-lasting performance. It is meticulously designed to withstand the rigors of high-power applications.
- 10" SUBWOOFER: The 10-inch subwoofer cone provides a balanced combination of size and power, delivering impactful bass while maintaining versatility in various car audio setups.
- 800W PEAK POWER: With a peak power handling of 800 watts, this subwoofer is capable of producing robust and dynamic bass, making it suitable for car audio enthusiasts who appreciate a powerful low-frequency response.
- DUAL 2 OHM VOICE COILS: The dual 2-ohm voice coils offer flexibility in wiring configurations, allowing you to optimize the subwoofer's impedance to match your amplifier's requirements and achieve the desired performance.
- ADDITIONAL ITEM SPECS: The 10-inch speaker, with a weight of 12.9 pounds and item dimensions of 12 x 11 x 8 inches, boasts a peak wattage of up to 800W.
Brand: | Harmony Audio |
---|---|
Size: | 10 Inches |
Manufacturer: | Harmony Audio |
Part Number: | 72DX10S |
Product Dimensions: | 12.0 x 11.0 x 8.0 inches; 12.9 pounds |
Isin: | IFWNOKKKZ9XD |

IBspot Buyer Protection
Shop confidently on IBspot, receive your item as described or your money back for eligible orders. Learn Program Terms

GUARANTEED SAFE CHECKOUT
-
MONEY BACK GUARANTEE
30 days money back guarantee, no additional fee charged.
-
EXCELLENT SUPPORT
We provide 24/7 online customer support via email.
-
Fast Shipping
One week domestic shipping. Global delivery to the US in 2 weeks.
Unparalleled sound quality and performance
Achieving the most accurate sound reproduction possible is what the Alloy Series is all about with some serious power handling capabilities too. The aluminum alloy cone allows for an extremely quick bass response which is important because anyone who takes their music seriously doesn't want sloppy bass. The Alloy series also features interwoven tinsel leads, a durable rubber surround and Dual 2 Ohm voice coils which makes them perfect for running in pairs on large Class D amps.
Highlights:
- 10" Alloy Series Car Subwoofer
- Power Handling:
- Peak: 800 watts
- RMS: 400 watts
- Sensitivity: 84dB
- Frequency Response: 25Hz-500Hz
- Mounting Depth: 5 9/16"
- Mounting Cutout Diameter: 9 1/4"
- Min Sealed Box Volume (Cubic Feet): 1.39
- Max Sealed Box Volume (Cubic Feet): 2.83
- Min Vented Box Volume (Cubic Feet): 1.54
- Max Vented Box Volume (Cubic Feet): 2.37
- Dual 2 Ohm
Features:
- Aluminum Alloy Lightweight Cone
- Butyl Rubber Surround
- Tinsel Leads Woven into Spider
- 2" Copper Voice Coil
- Steel Basket
- Ferrite Magnet
- Aluminum Former Material
Processing Time
- We process and ship orders Monday through Friday, excluding holidays.
- Most orders are processed within 1–3 business days, depending on product availability.
- Processing time does not include delivery time, which varies based on your location and the product’s shipping origin.
Shipping Coverage
We currently ship to addresses within the United States only.
Products may ship from:
- Our U.S. warehouses, or
- Our international fulfillment centers (including Korea, Japan, China, Australia, Mexico, Canada, the United Kingdom, and the EU).
Each product page clearly displays the “Ships From” location before checkout.
Shipping Methods & Estimated Delivery
Shipping Method | Estimated Delivery | Cost |
---|---|---|
Free Shipping (US) | 5–10 business days | Free, available on eligible items |
Standard Shipping (US to US by Item) | 5–10 business days | $6.50 for the first item, $3.00 each additional |
Standard Shipping (From US Warehouse by Weight) | 3–7 business days | Starts at $6.50, increasing by $2 for every additional 4 oz (0.25 lb) up to 1 lb, then by $4 for each additional pound beyond 1 lb. |
Extended Delivery (Ships from Overseas Warehouse) | 10–15 business days | $14.50 for the first item, $4.00 each additional |
Shipping costs vary by product weight, quantity and origin. Exact rates and delivery estimates are displayed on each product page and confirmed during checkout.
Free Shipping
We offer free standard shipping on select products or during promotional periods. Availability of free shipping will be displayed on the product page and at checkout.
Carriers
We primarily use USPS and UPS for U.S. deliveries. Items shipped from international warehouses may be handled by partner carriers depending on the country of origin.
Import Duties & Taxes
All import duties and taxes for goods imported into the United States are included in the product price. There are no hidden fees or additional charges at checkout.
Tracking & Notifications
Every order is fully trackable. You will receive a tracking number via email once your order ships. If your order ships in multiple packages, each package will have its own tracking number. If you don’t receive a shipping confirmation immediately, your order is still being processed and will arrive within the estimated timeframe shown at checkout.
You can track your shipment anytime using the Track Your Order page on our website.
Order Changes & Cancellations
If you need to modify or cancel an order, please contact our customer support team as soon as possible. Orders can only be canceled before they ship. Once shipped, cancellations are not possible, but you may request a return after the item is delivered.
Contact: support@ibspot.com
Item Not Received
If your tracking number shows “Delivered” but you haven’t received your package:
- Check with your local USPS or UPS office.
- Confirm that the shipping address provided was correct.
- If the issue remains unresolved, contact support@ibspot.com for assistance.
Damaged or Lost Parcels
If your package arrives damaged or fails to arrive, please contact us immediately. For deliveries to P.O. boxes, ibspot is not responsible for damage caused by weather, temperature, or theft.
Customer Support
For any questions about shipping, tracking, or delivery, our customer support team is here to help.
Email: support@ibspot.com
We’re always happy to help.
Please read our policy carefully before making a purchase.
We aim to ensure every customer has a smooth and transparent experience with ibspot.com.
Order Cancellation Policy
Customers may request to cancel an order before it has been shipped.
Once the package has been shipped, cancellations are no longer possible; however, you may still request a return after receiving your order.
How to Request a Cancellation
You can contact us through:
- Email: support@ibspot.com
- Contact Form: Submit a request through our Contact Us page
Please submit your cancellation request as soon as possible after placing the order to allow us to process it before shipment.
Return Policy
We accept returns for most items within 30 days of delivery for a full refund.
To be eligible for a return:
- The item must be unused, in the same condition as received, and in its original packaging.
- A tracking number must be provided to confirm the return shipment.
Non-Returnable Items
Certain products cannot be returned, including:
- Perishable goods (for example, food, flowers, newspapers, magazines)
- Intimate or sanitary goods
- Hazardous materials or flammable liquids/gases
- Gift cards
- Downloadable software
- Some health and personal care items
Partial Refunds (If Applicable)
Partial refunds may be granted in specific situations, such as:
- Books with obvious signs of use
- Opened CDs, DVDs, software, or vinyl records
- Items not in their original condition, damaged, or missing parts not due to our error
- Items returned more than 30 days after delivery
How to Return an Item
To initiate a return, please contact us at support@ibspot.com with your order number and details about the product you wish to return.
Our team will provide you with return instructions and a prepaid return label.
Shipping Cost for Returns
Please contact us before returning any item.
We will provide a free return shipping label.
If a return is sent back without prior contact or without our provided label, we cannot be held responsible for return shipping costs.
For items valued over $75, we recommend using a trackable shipping service or purchasing shipping insurance.
We cannot guarantee that we will receive your returned item if shipped independently.
Refund Processing
Once your return is received and inspected:
- In-store returns are refunded to the original form of payment or issued as a gift card.
- Mail-in returns using our prepaid label are refunded to the original payment method within 3–5 business days after we receive your return.
Please allow:
- 5–7 business days for the return to reach our Returns Center.
- An additional 3–10 business days for your bank to post the refund to your account.
Damages, Issues & Claims
Please inspect your order immediately upon receipt.
If you receive a defective, damaged, or incorrect item, contact us right away at support@ibspot.com.
We’ll evaluate the issue promptly and make it right.
Product Claims
Before purchasing, please review product details carefully.
If there is a problem with your order upon arrival, visit our Support Center or contact us directly to arrange return shipping or replacement.
Exchanges
We do not process direct exchanges.
The fastest way to get what you need is to return the original item and place a new order once your return is accepted.
Return Address
IBSPOT Return Center
15 Sawmill Ln
Dover Plains, NY 12522
United States
Customer Support
Our support team is available 24/7 to assist with cancellations, returns, or general inquiries.
Email: support@ibspot.com
Contact Form: Contact Us page
Oops!
Sorry, it looks like some products are not available in selected quantity.