DS18 6.5" 300W RMS 8-Ohm Sealed Back Mid-High Pro Audio Loudspeaker 6PRO600SE-8

• High Power Handling: Delivers 300W RMS and 600W MAX at 8-Ohm for strong mid-high performance.
• Sealed-Back Design: Easy installation in doors, tight enclosures, or prefab boxes without rear venting.
• Crisp Vocal Clarity: 96dB sensitivity and 250Hz–12.5KHz response for loud, clean upper mids and vocals.
• Durable Construction: 2" fiberglass voice coil with CCAW windings, rugged steel basket, and ferrite magnet.

DS18 6.5" 300W RMS 8-Ohm Sealed Back Mid-High Pro Audio Loudspeaker 6PRO600SE-8

This Listing Includes:

• (1) DS18 6PRO600SE-8 6.5" Sealed Back Mid-High Pro Audio Loudspeaker.

The DS18 6PRO600SE-8 is a 6.5" sealed-back mid-high pro loudspeaker built for vocal clarity and raw projection. Designed to dominate the upper frequencies, this driver cuts through any mix with clean, powerful output. With 300W RMS power handling, a sealed-back design for easy installation, and rugged build quality, this speaker is perfect for pro audio setups, custom builds, or tight enclosures that demand reliable performance.

Key Features

• Sealed-back design for flexible installation


• 300W RMS / 600W MAX


• 8-Ohm impedance


• 96dB sensitivity for high output


• 2" fiberglass voice coil with CCAW windings


• Rugged black steel basket


• Optimized for dome and diffuser horn use

Specifications

• Nominal Diameter: 6.5" / 165mm


• Impedance: 8 Ohms


• RMS Power: 300W


• MAX Power: 600W


• Sensitivity: 96dB (1w/1m)


• Frequency Response: 250Hz - 12.5KHz


• Recommended HI Pass Crossover: 320Hz


• Voice Coil Diameter: 2" / 50.6mm


• Magnet Weight: 45 Oz ferrite


• Cone: Paper, curvilinear with paper dust cap


• Surround: Cloth


• Basket: Steel, black finish


• Terminals: Spade

Thiele & Small Parameters

• Equivalent Volume (Vas): 0.48L / 0.0171ft


• Excursion (Xmax): 1.2mm (one way)


• Free Air Resonance (Fs): 490Hz


• BL Factor: 6.457


• DC Resistance (Re): 5.2 Ohms


• Cone Area (Sd): 138.93cm

Measurements

• Overall Diameter: 6.54" / 166.2mm


• Overall Depth: 2.83" / 71.8mm


• Baffle Cutout Diameter: 5.68" / 144.3mm


• Mounting Depth: 2.6" / 66mm


• Motor Diameter: 5.5" / 140mm

Ideal for mid-high applications in pro audio, concert-style setups, or any system that needs clear vocals and strong upper mids in a sealed-back design.

Accepted Payment Methods at Big Jeff Audio

At Big Jeff Audio, we strive to make your shopping experience as smooth as possible by offering a wide variety of payment options. Below is a complete list of the payment methods we accept:

Credit and Debit Cards

• Visa
• Mastercard
• American Express
• Discover
• Diners Club

Digital Wallets

• Amazon Pay
• Apple Pay
• Meta Pay (formerly Facebook Pay)
• Google Pay
• Shop Pay
• PayPal

International Payment Methods

• Bancontact
• iDEAL

Bank Transfers

• Zelle

Financing Options

We also offer financing options to make purchasing easier. Learn more about our financing options here.

• Klarna
• Affirm
• Sezzle
• Snap
• Acima
• Tiptop

If you have any questions or need assistance with payments, feel free to reach out to us at info@bigjeffaudio.com or call us at 737-BIG-JEFF.

Shipping Options and Delivery Time

Do You Offer Expedited Shipping?

Yes! At checkout, you can select from different shipping options:

• Standard Shipping: Free for orders over $100.
• Expedited Shipping: Available at an additional cost, calculated based on the weight and destination of your order.

How Long Does Delivery Take?

• Handling Time: Most orders are processed and shipped within 1 business day after receiving cleared payment. Occasionally, additional handling time may be required, but we’ll notify you if that’s the case.
• Standard Shipping: Typically takes 3-5 business days, though delivery may be affected by extreme weather or holidays.

What Happens If My Package Is Undeliverable?

If your package is refused or marked undeliverable and returned to us by the carrier, you’ll need to pay the full shipping cost to have the package resent. Alternatively, we can refund your order, minus the cost of shipping.

Why Can’t I Track My Order?

If you're having trouble tracking your order:

• Make sure you’ve received the shipping confirmation email with the tracking number.
• Log into your account on our website and use the “Check Your Order Status” button.
• If the issue persists, please refer to our detailed guide on tracking your order or contact our customer service team for further assistance.