Presonus ERIS STUDIO 4





Key Features at a Glance
- 4.5" woven-composite, low-frequency transducer
- 1" ultralow-mass, silk-dome, high-frequency transducer
- 100°(H) x 60°(V) EBM waveguide for wide sweet spot
- Front-firing acoustic port for superior bass-frequency reproduction and optimized, resonance-suppressing internal bracing
- 50W, Class AB bi-amplification
- 55 Hz to 20 kHz frequency response
- 100 dB SPL (peak, at 1 m)
- Acoustic Tuning controls: HF (±6 dB, continuously variable); Midrange (±6 dB, continuously variable), and Acoustic Space (flat, -2, -4 dB), plus high-pass filter (Off, 80 Hz, 100 Hz)
- RF interference, output-current limiting, over-temperature, transient, subsonic protection and amplifier “soft start” feature (eliminates popping on power-up)
- Internal power supply with IEC connector and power switch with on/off LED
- Balanced XLR and 1/4" inputs and unbalanced RCA inputs
Box Contains
-
Presonus ERIS STUDIO 4
- 1 x Power Cord
-
Presonus ERIS STUDIO 4
- 1 x Power Cord
| Connectivity | Wired |
| Model | PreSonus ERIS STUDIO 4 |
| Type | Woofer |
| Monitor Type & Configuration | Active 2-Way |
| Total Power Output | 50 W |
| Tweeter | 1 x 1 / 25.4 mm Silk Dome |
| Woofer | 1 x 4.5 / 11.4 cm Composite Cone |
| Audio I/O | 1 x RCA Unbalanced Input 1 x 1/4 TRS Balanced Input 1 x XLR 3-Pin Balanced Input |
| Number of Included Monitors | Single Monitor |
| Enclosure | Bass-Reflex/Ported |
| Amplifiers | HF: 25 W Class-AB LF: 25 W Class-AB |
| Frequency Response | 55 Hz to 20 kHz |
| Maximum Sound Pressure Level (SPL) | 100 dB |
| EQ | 1 x HF Shelf 1 x Mid Notch/Peak |
| Filters | High-Pass at 80 to 100 Hz |
| Wireless | None |
| Mobile App Compatible | No *As of July, 2023: Check with manufacturer for the most up-to-date compatibility |
| Color | Black |
eBay Checkout is our only method of payment
Most purchases are shipped within 24-48 Business Hours
Items with "free shipping" are only shipped free to the 48 contiguous United States.
We supply tracking information directly to your eBay account as well as via email within 24 hours after the shipment leaves our warehouse.
Downtown Photo is proud to offer a 30 day return or exchange policy on most items for a full money back refund, excluding any shipping charges (for items which we offer free shipping, our standard shipping charges will be deducted from any refund or credit)
Returned or exchanged products must be in brand-new, mint condition. Items must be in the original, undamaged manufacturer's packaging with all packaging materials, including instruction booklets, packing inserts, and the blank warranty cards.
Please enclose a copy of your invoice with your return and tell us whether you would like the item to be replaced, exchanged, or refunded.
Returns can take up to 5 days in-house from the date we receive it to process. When returning an item, please make sure you use a shipper which provides you with Insurance and a tracking number. Items returned without a tracking number might take much longer to be processed.

Shipping Overview:
• Shipping: Standard Domestic Shipping within the United States charges first item USD 5.99 and additional item USD 3.0 each. Standard International Shipping from United Kingdom, Germany, Italian and Japan to the United States charges first item USD 9.99 and additional item USD 4.0 each.
• Import Duty: Everymarket collects applicable duties and taxes on goods imported into the U.S. at checkout, it's calculated based on the goods value multiply by the rate. For United Kingdom and China goods is 10%, Germany, Italian and Japan goods is 15%. We are committed to making your U.S. shopping experience simple and transparent. The method of delivery—either Delivered Duty Paid (DDP) or Delivered Duty Unpaid (DDU)—depends on whether duties and taxes are collected at the time of your purchase.
• Order Processing: Please allow 1-2 business days for order processing and preparation before shipment.
• Domestic Shipping: Orders within the U.S. are shipped via USPS or FedEx, depending on the origin of the product. Average transit times to the United States is 3 - 7 Business days and average transit times to International is 7 - 14 Business days
• International Shipping: Currently, we only ship within the USA.
• Tracking Information: Every order is trackable. You will receive a tracking number once your order has been shipped. Products may be shipped from various global fulfillment centers.
Shipping Delays:
Please note that shipping times may vary due to factors beyond our control, such as weather conditions, natural disasters, or peak holiday periods. While we strive to ensure timely delivery, the exact arrival time cannot be guaranteed and is managed by the shipping carrier.
Shipping Options:
-
Standard Delivery: Most orders are shipped within 3-7 business days. Larger items may utilize LTL shipping for safe handling.
-
Handling Time: We handle shipments on business days (Monday - Friday), with a preparation time of 1-2 days.
-
Additional Charges: Some items require additional shipping charges due to their size, weight, or special handling. These charges are specified on the product pages and are not eligible for shipping discounts.
-
Exclusions: Gift cards, packaging, taxes, and prior purchases do not count toward the minimum purchase requirement for free shipping. This offer is valid only for shipments to U.S. addresses, including Puerto Rico.
Delivery Details:
-
Estimates: Standard shipping within the US typically takes 3-7 business days. These are estimates and not guarantees.
-
Shipping Restrictions: We ship to all 50 states, Washington, DC, U.S. territories, and APO/FPO/DPO addresses. Shipping options vary based on the delivery address.
-
Remote Areas: Shipments to remote areas may incur additional charges or require pickup from a nearby shipping partner’s location.
Shipping Confirmation:
You will receive a shipping confirmation email with a tracking number as soon as your order is dispatched. If you do not receive this email immediately, please be assured that your items will arrive within the estimated delivery window provided at checkout.
Order Modifications:
If you need to cancel or modify your order, please contact our customer support immediately.
Issues with Delivery:
If your order shows as delivered but you have not received it, please contact the shipping carrier directly to resolve the issue. For persistent problems, contact our customer service at cs@everymarket.com.
Customer Support:
Our team is available 24/7 to assist you with any questions or concerns regarding your order. We are committed to ensuring a smooth shopping experience.
Return & Refund Policy Overview
Please review our return and refund policies below to ensure a smooth transaction process.
Return Policy
-
Duration: You have 30 days from receiving your item to initiate a return.
-
Condition: Items must be unworn, unwashed, with original tags and packaging intact.
-
Shipping Costs: Please contact us to initiate your return, we'll offer return label for free. Otherwise we are not responsible for the return shipping costs of the items.
-
Packaging: Ensure returned items are well-packaged to avoid damage during transit.
-
Tracking: Use a trackable and insured shipping method as we are not liable for items lost or damaged on return.
-
Initiating a Return: Contact us at cs@everymarket.com to start your return. We will provide a return shipping label and instructions upon approval. Returns without prior approval will not be accepted.
How to Return
-
Method: Returns must be sent back by mail to the address provided in the return instructions.
Return Label
-
Please contact us to get return labels.
Product Conditions for Return
-
Eligible Products: Returns are only accepted for items in new condition.
Nonreturnable Items
Certain items are not eligible for return:
-
Electronic devices after 30 days (e.g., computers, laptops, Kindles)
-
Gift cards, prepaid game cards
-
Perishable goods, live insects, some jewelry, some health and personal care items
-
Customized or personalized products
-
Items with special shipping restrictions
Refund Policy
-
Window: Eligible products may be returned within 30 days of delivery for a refund.
-
Refund Method: Refunds are processed to the original payment method or as store credit for items purchased with gift cards.
-
Processing Time: Refunds are processed within 3-5 business days after we receive the return; please allow additional time for shipping and bank processing.
Claims
Inspect your order upon arrival and report any defects, damages, or incorrect items immediately to allow us to address the issue. For claims, contact our support team with details of the issue.
Exchange Policy
For the quickest service, return your original item and place a new order for the desired product once your return is accepted.
Return Address
EveryMarket Customer Service 2101 E Terra Ln, O'Fallon, MO 63366
Customer Support
Available 24/7 for any questions or assistance needed:
-
Phone: +1 (800) 660-3783
-
Email: cs@everymarket.com





Key Features at a Glance
- 4.5" woven-composite, low-frequency transducer
- 1" ultralow-mass, silk-dome, high-frequency transducer
- 100°(H) x 60°(V) EBM waveguide for wide sweet spot
- Front-firing acoustic port for superior bass-frequency reproduction and optimized, resonance-suppressing internal bracing
- 50W, Class AB bi-amplification
- 55 Hz to 20 kHz frequency response
- 100 dB SPL (peak, at 1 m)
- Acoustic Tuning controls: HF (±6 dB, continuously variable); Midrange (±6 dB, continuously variable), and Acoustic Space (flat, -2, -4 dB), plus high-pass filter (Off, 80 Hz, 100 Hz)
- RF interference, output-current limiting, over-temperature, transient, subsonic protection and amplifier “soft start” feature (eliminates popping on power-up)
- Internal power supply with IEC connector and power switch with on/off LED
- Balanced XLR and 1/4" inputs and unbalanced RCA inputs
Box Contains
-
Presonus ERIS STUDIO 4
- 1 x Power Cord
-
Presonus ERIS STUDIO 4
- 1 x Power Cord
| Connectivity | Wired |
| Model | PreSonus ERIS STUDIO 4 |
| Type | Woofer |
| Monitor Type & Configuration | Active 2-Way |
| Total Power Output | 50 W |
| Tweeter | 1 x 1 / 25.4 mm Silk Dome |
| Woofer | 1 x 4.5 / 11.4 cm Composite Cone |
| Audio I/O | 1 x RCA Unbalanced Input 1 x 1/4 TRS Balanced Input 1 x XLR 3-Pin Balanced Input |
| Number of Included Monitors | Single Monitor |
| Enclosure | Bass-Reflex/Ported |
| Amplifiers | HF: 25 W Class-AB LF: 25 W Class-AB |
| Frequency Response | 55 Hz to 20 kHz |
| Maximum Sound Pressure Level (SPL) | 100 dB |
| EQ | 1 x HF Shelf 1 x Mid Notch/Peak |
| Filters | High-Pass at 80 to 100 Hz |
| Wireless | None |
| Mobile App Compatible | No *As of July, 2023: Check with manufacturer for the most up-to-date compatibility |
| Color | Black |
eBay Checkout is our only method of payment
Most purchases are shipped within 24-48 Business Hours
Items with "free shipping" are only shipped free to the 48 contiguous United States.
We supply tracking information directly to your eBay account as well as via email within 24 hours after the shipment leaves our warehouse.
Downtown Photo is proud to offer a 30 day return or exchange policy on most items for a full money back refund, excluding any shipping charges (for items which we offer free shipping, our standard shipping charges will be deducted from any refund or credit)
Returned or exchanged products must be in brand-new, mint condition. Items must be in the original, undamaged manufacturer's packaging with all packaging materials, including instruction booklets, packing inserts, and the blank warranty cards.
Please enclose a copy of your invoice with your return and tell us whether you would like the item to be replaced, exchanged, or refunded.
Returns can take up to 5 days in-house from the date we receive it to process. When returning an item, please make sure you use a shipper which provides you with Insurance and a tracking number. Items returned without a tracking number might take much longer to be processed.

Shipping Overview:
• Shipping: Standard Domestic Shipping within the United States charges first item USD 5.99 and additional item USD 3.0 each. Standard International Shipping from United Kingdom, Germany, Italian and Japan to the United States charges first item USD 9.99 and additional item USD 4.0 each.
• Import Duty: Everymarket collects applicable duties and taxes on goods imported into the U.S. at checkout, it's calculated based on the goods value multiply by the rate. For United Kingdom and China goods is 10%, Germany, Italian and Japan goods is 15%. We are committed to making your U.S. shopping experience simple and transparent. The method of delivery—either Delivered Duty Paid (DDP) or Delivered Duty Unpaid (DDU)—depends on whether duties and taxes are collected at the time of your purchase.
• Order Processing: Please allow 1-2 business days for order processing and preparation before shipment.
• Domestic Shipping: Orders within the U.S. are shipped via USPS or FedEx, depending on the origin of the product. Average transit times to the United States is 3 - 7 Business days and average transit times to International is 7 - 14 Business days
• International Shipping: Currently, we only ship within the USA.
• Tracking Information: Every order is trackable. You will receive a tracking number once your order has been shipped. Products may be shipped from various global fulfillment centers.
Shipping Delays:
Please note that shipping times may vary due to factors beyond our control, such as weather conditions, natural disasters, or peak holiday periods. While we strive to ensure timely delivery, the exact arrival time cannot be guaranteed and is managed by the shipping carrier.
Shipping Options:
-
Standard Delivery: Most orders are shipped within 3-7 business days. Larger items may utilize LTL shipping for safe handling.
-
Handling Time: We handle shipments on business days (Monday - Friday), with a preparation time of 1-2 days.
-
Additional Charges: Some items require additional shipping charges due to their size, weight, or special handling. These charges are specified on the product pages and are not eligible for shipping discounts.
-
Exclusions: Gift cards, packaging, taxes, and prior purchases do not count toward the minimum purchase requirement for free shipping. This offer is valid only for shipments to U.S. addresses, including Puerto Rico.
Delivery Details:
-
Estimates: Standard shipping within the US typically takes 3-7 business days. These are estimates and not guarantees.
-
Shipping Restrictions: We ship to all 50 states, Washington, DC, U.S. territories, and APO/FPO/DPO addresses. Shipping options vary based on the delivery address.
-
Remote Areas: Shipments to remote areas may incur additional charges or require pickup from a nearby shipping partner’s location.
Shipping Confirmation:
You will receive a shipping confirmation email with a tracking number as soon as your order is dispatched. If you do not receive this email immediately, please be assured that your items will arrive within the estimated delivery window provided at checkout.
Order Modifications:
If you need to cancel or modify your order, please contact our customer support immediately.
Issues with Delivery:
If your order shows as delivered but you have not received it, please contact the shipping carrier directly to resolve the issue. For persistent problems, contact our customer service at cs@everymarket.com.
Customer Support:
Our team is available 24/7 to assist you with any questions or concerns regarding your order. We are committed to ensuring a smooth shopping experience.
Return & Refund Policy Overview
Please review our return and refund policies below to ensure a smooth transaction process.
Return Policy
-
Duration: You have 30 days from receiving your item to initiate a return.
-
Condition: Items must be unworn, unwashed, with original tags and packaging intact.
-
Shipping Costs: Please contact us to initiate your return, we'll offer return label for free. Otherwise we are not responsible for the return shipping costs of the items.
-
Packaging: Ensure returned items are well-packaged to avoid damage during transit.
-
Tracking: Use a trackable and insured shipping method as we are not liable for items lost or damaged on return.
-
Initiating a Return: Contact us at cs@everymarket.com to start your return. We will provide a return shipping label and instructions upon approval. Returns without prior approval will not be accepted.
How to Return
-
Method: Returns must be sent back by mail to the address provided in the return instructions.
Return Label
-
Please contact us to get return labels.
Product Conditions for Return
-
Eligible Products: Returns are only accepted for items in new condition.
Nonreturnable Items
Certain items are not eligible for return:
-
Electronic devices after 30 days (e.g., computers, laptops, Kindles)
-
Gift cards, prepaid game cards
-
Perishable goods, live insects, some jewelry, some health and personal care items
-
Customized or personalized products
-
Items with special shipping restrictions
Refund Policy
-
Window: Eligible products may be returned within 30 days of delivery for a refund.
-
Refund Method: Refunds are processed to the original payment method or as store credit for items purchased with gift cards.
-
Processing Time: Refunds are processed within 3-5 business days after we receive the return; please allow additional time for shipping and bank processing.
Claims
Inspect your order upon arrival and report any defects, damages, or incorrect items immediately to allow us to address the issue. For claims, contact our support team with details of the issue.
Exchange Policy
For the quickest service, return your original item and place a new order for the desired product once your return is accepted.
Return Address
EveryMarket Customer Service 2101 E Terra Ln, O'Fallon, MO 63366
Customer Support
Available 24/7 for any questions or assistance needed:
-
Phone: +1 (800) 660-3783
-
Email: cs@everymarket.com
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