Warranty (USA only; other countries, see your dealer or distributor)

Disclaimer

QSC Audio Products, Inc. is not liable for any damage to amplifiers, or any other equipment that is caused by negligence or improper installation and/or use of this loudspeaker product.

QSC Audio Products 3 Year Limited Warranty

QSC Audio Products, Inc. (“QSC”) guarantees its products to be free from defective material and / or workmanship for a period of three (3) years from date of sale, and will replace defective parts and repair malfunctioning products under this warranty when the defect occurs under normal installation and use - provided the unit is returned to our factory or one of our authorized service stations via pre-paid transportation with a copy of proof of purchase (i.e., sales receipt). This warranty provides that the examination of the return product must indicate, in our judgment, a manufacturing defect. This warranty does not extend to any product which has been subjected to misuse, neglect, accident, improper installation, or where the date code has been removed or defaced. QSC shall not be liable for incidental and/or consequential damages. This warranty gives you specific legal rights. This limited warranty is freely transferable during the term of the warranty period.

Customer may have additional rights, which vary from state to state.

In the event that this product was manufactured for export and sale outside of the United States or its territories, then this lim- ited warranty shall not apply. Removal of the serial number on this product, or purchase of this product from an unauthorized dealer, will void this limited warranty. Periodically, this warranty is updated. To obtain the most recent version of QSC’s war- ranty statement, please visit www.qscaudio.com. Contact us at 800-854-4079 or visit our website at www.qscaudio.com.

Contacting QSC Audio Products

Mailing address:QSC Audio Products, Inc. 1675 MacArthur Boulevard

Costa Mesa, CA 92626-1468 USA

Telephone Numbers:

Main Number (714) 754-6175

Sales & Marketing (714) 957-7100 or toll free (USA only) (800) 854-4079

Customer Service(714) 957-7150 or toll free (USA only) (800) 772-2834

Facsimile Numbers:

Sales & Marketing Fax(714) 754-6174

Customer Service Fax(714) 754-6173

World Wide Web:www.qscaudio.com E-mail:info@qscaudio.com service@qscaudio.com

QSC Audio Products, Inc. 1675 MacArthur Boulevard Costa Mesa, California 92626 USA ©2004 “QSC” and the QSC logo are registered with the U.S. Patent and Trademark Office.

Kapton® is a registered trademark of E.I. du Pont de Nemours and Company.

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QSC Audio LF-4315 user manual Contacting QSC Audio Products, Disclaimer, QSC Audio Products 3 Year Limited Warranty

LF-4315 specifications

The QSC Audio LF-4315 is a powerful and versatile loudspeaker designed for professional audio applications. Ideal for live sound reinforcement, it is particularly well-suited for music venues, theaters, and outdoor events where deep, impactful bass is essential. This model stands out due to its engineered design and advanced technology, ensuring superior performance in various settings.

A notable feature of the LF-4315 is its dual 15-inch low-frequency drivers. These drivers are designed to deliver exceptional bass response and handling, further enhanced by a robust enclosure that minimizes distortion. The LF-4315 promotes efficient sound dispersion, allowing it to fill larger spaces with a rich, full-bodied sound. This is crucial in live environments where maintaining clarity and power across the frequency spectrum is vital.

The LF-4315 utilizes advanced construction materials, contributing to its durability and longevity. The cabinet is made from high-quality plywood, which not only reduces weight for easier transport but also enhances acoustic performance. Additionally, the rugged exterior ensures it can withstand the rigors of touring or installation in various venues.

One of the standout technologies in the LF-4315 is its precision-engineered porting system. This design reduces turbulence and improves airflow, leading to a more efficient bass response. The result is a clean, punchy low end that complements the rest of the audio spectrum without overwhelming it.

Flexibility is key with the LF-4315, as it is designed for both single and dual-use configurations. It can be easily integrated into existing sound systems or used in conjunction with other QSC products to create a comprehensive audio setup. This versatility makes it a popular choice among sound engineers and venue operators alike.

In terms of connectivity, the LF-4315 features standard audio connections that ensure compatibility with a wide range of amplifiers and processors. This ease of integration further solidifies its status as a go-to option for professionals looking to achieve exceptional sound quality without compromising on reliability.

The QSC Audio LF-4315 is a remarkable loudspeaker that combines advanced engineering with practical design. Its main features include dual 15-inch drivers, high-quality cabinet construction, and a sophisticated porting system, all of which contribute to its powerful performance in live sound environments. Whether for a permanent installation or a mobile sound setup, the LF-4315 demonstrates QSC's commitment to delivering unparalleled audio quality.