
Ascendo 15-Inch Cinema Subwoofer
SKU ASCENDO-15-INCH
Original price was: ₹190,000.₹114,000Current price is: ₹114,000. Save ₹76,000 (40%)
- Price includes GST, invoice provided
- Dispatched the same day
- Cash on delivery up to ₹45,000
- Money-back if it arrives damaged
Ascendo 15-Inch Cinema Subwoofer is a cinema bass-speaker listing with conflicting model references that need checking against the supplied unit. The product page identifies SMSG15, while the supplied inventory names a THE15 SUB version; those names must not be treated as interchangeable.
In stock· Dispatched the same day

Product highlights
- Driver15-inch forward-firing woofer with 3-inch voice coil
- Power Handling1000 W
- Enclosure PrincipleVented (passive)
- Impedance4 ohms
- Peak SPL120 dB at 50 Hz (half space)
- Efficiency95 dB / 1 W / m (2 pi)
Description
Ascendo 15-Inch Cinema Subwoofer
Ascendo 15-Inch Cinema Subwoofer
Ascendo 15-Inch Cinema Subwoofer is a cinema bass-speaker listing with conflicting model references that need checking against the supplied unit. The product page identifies SMSG15, while the supplied inventory names a THE15 SUB version; those names must not be treated as interchangeable. Why Choose Ascendo 15-Inch Cinema Subwoofer? ASCENDO’s SMSG15 documentation describes a sealed active model, while THE15 SUB PASSIVE VENTED documentation describes a passive vented design. Both belong in cinema bass systems, but their amplification, cabling and enclosure requirements differ. Confirm the cabinet label and connection panel before selecting an amplifier or expecting built-in power. Key Features – Cinema bass role: adds low-frequency coverage to a planned system. – 15-inch listing: the driver size recorded for this product. – Model-specific integration: determine active or passive operation first. – System planning: match processing, amplification and cabling to the verified unit. Best Suited For
A planned cinema bass system once the exact model and amplification arrangement are confirmed. Check whether the unit is active or passive before selecting accessories. Similar driver diameters do not imply equal power handling, enclosure response or cabling, so the label and appropriate manufacturer document are essential purchase details. Setup and Connection Guide
First verify the cabinet model and connection panel. An active version needs its specified mains power and supported signal input; a passive version needs a compatible external amplifier and speaker-level cable. Do not interchange those connection roles. Once the model is established, plan placement, processing and calibration around its actual specifications. Set conservative initial levels and check response from the seating area rather than choosing settings from the conflicting catalogue names. Frequently Asked Questions
Can I apply SMSG15’s 1000W rating to THE15 SUB PASSIVE VENTED? No. They are different designs. A passive subwoofer requires suitable external amplification, whereas SMSG15’s active specification describes its amplifier arrangement. Use the correct manufacturer document for the exact supplied model. Does Dolby Atmos wording make the subwoofer a decoder? No. A compatible receiver or processor decodes and routes the soundtrack. The subwoofer reproduces the supplied bass signal within its operating limits. Can the price prove whether the unit is active? No. Price and cabinet size do not establish amplifier inclusion. Confirm the physical label and the supplied configuration before making a wiring or power decision. Technical Specifications Specification
Detail Brand
ASCENDO Listed driver size
15-inch Inventory designation
THE15 SUB SPV, exact designation to verify Existing page designation
SMSG15 Active/passive status
Unconfirmed because model references conflict Enclosure and power rating
Confirm exact cabinet label Required amplification
Depends on verified active or passive version Explore Related Equipment
Compare the features and connection requirements of Ascendo SV12 12-Inch Active Subwoofer when planning your setup.
Additional Information
Specifications
| Driver | 15-inch forward-firing woofer with 3-inch voice coil |
|---|---|
| Power Handling | 1000 W |
| Enclosure Principle | Vented (passive) |
| Impedance | 4 ohms |
| Peak SPL | 120 dB at 50 Hz (half space) |
| Efficiency | 95 dB / 1 W / m (2 pi) |
| Brand | ASCENDO |
| Model | THE15 SUB Passive Vented (THE15 SUB SPV) |
| Frequency Range | 59 Hz to 400 Hz (-3 dB), 27 Hz to 400 Hz (-12 dB), without DSP |
| Excursion | 6 mm each direction (12 mm linear) |
| Amplification | Passive - external DSP and amplifier required (minimum 700 W at 4 ohms recommended) |
| Recommended ASCENDO Amplifier | DSP4-6602 |
| Input Terminal | 4-conductor Phoenix 12 AWG |
| Enclosure | Internally braced MDF, structural paint black finish |
| Dimensions | 600 x 782 x 250 mm (W x H x D, without grille) |
| Weight | 32.7 kg |
| Mounting | Floorstanding with feet |
| Model / SKU | ASCENDO-15-INCH |
| Category | Subwoofers |
| Condition | Brand new, sealed box |
| Warranty | Official manufacturer warranty (India) |
| GST invoice | Yes, input credit available |
Warranty Information
Buy with peace of mind. The Ascendo 15-Inch Cinema Subwoofer comes with the official manufacturer’s warranty for India, valid from the date on your GST invoice. Pro Audio Video is a specialist audio video store, and every product we sell is brand new, sealed and sourced through authorised channels, so your warranty is honoured at brand service centres across India.
- Official Indian warranty, as specified by the manufacturer
- GST invoice with every order, needed for warranty claims
- We help you raise and follow up warranty claims with the brand
Delivery and Shipping
- Same-day dispatch on most in-stock orders
- Delivery anywhere in India; delivery time depends on your location
- Shipped securely in the original manufacturer box
- Cash on delivery available on orders up to ₹45,000
- Tracking details by SMS and email as soon as your order ships
Returns and Refunds
Not right for you? Return unused products in their original packaging within 7 days of delivery. If a product arrives damaged or defective, tell us within 48 hours with photos and we will replace it or refund you in full.
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