DKE30SS-M25-USBK
300M Fiber DP Extender 8K@60Hz / 4K@240Hz Lossless Over Optical Fiber
- Regular price
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$368.00 - Regular price
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$368.00 - Sale price
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$368.00
Shipping calculated at checkout.
Your order will begin shipping on December 12th. We sincerely appreciate your patience and look forward to delivering your items to your doorstep.
Overview & Key Features
- Model: DKE30SS-M25
- 300M Fiber Extension · Lossless 8K@60Hz & 4K@240Hz
- Pure Fiber Optic Transmission
- Ultra-Low Latency <1ms · Supports RGB Color Format & HDCP 2.2
- Compatible with Windows, macOS, and Linux Systems
- Engineered for High-End Workstations, Industrial Visualization, VR, and Post-Production
- Fiber-Optic Immunity & Stability — TESmart Professional Series Signature
What's in the box
Packing List
- 1 * Transmitter
- 1 * Receiver
- 2 * DC 12V Power Adapter
- 1 * User Manual
Downloads & Manual
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Shipping Policy Overview
TESmart Shipping Policy Overview
1. Order Processing
◦ Shipped in 48 hours (excludes weekends/holidays)
◦ US warehouse primary source; Nearest warehouse backup if out-of-stock
2. Shipping & Delivery
◦ Total time = Processing + Destination-based shipping
◦ Costs/delivery times vary (see website details)
| Country or Region | Estimated delivery time | Freight | postman |
| United States (excluding Alaska and Hawaii) | 3-5 working days | Free Shipping | UPS/USPS/FedEx/uniuni |
| U.K. | 3 working days | UPS/DPD | |
| Canada | 3-5 working days | Purolator/UPS | |
| China (Macao SAR, Hong Kong SAR, Taiwan) | 1-3working days | Starting at $30 | SF Express |
| Australia, New Zealand, Saudi Arabia, United Arab Emirates, Israel, Alaska, Hawaii | 5-12 working days | Starting at $60 | DHL/FedEx/UPS |
| Singapore, Malaysia, Philippines, Thailand | 5-12 working days | Starting at $30 | DHL/FedEx/UPS |
3.Tracking
◦ Tracking # emailed post-shipment (activates in 24h)
◦ Allow 48-72h for updating logistics information
4. Delays
◦ Email service@tesmart.com for carrier investigation
5. Cancellation
◦ Only possible before shipment
◦ If need be, please kindly contact our support service for return and refund within 30 days of delivery.
6. Taxes/Duties
◦ Import fees are the customer's responsibility. Please contact your local tax office.
7. Contact Us
📧 : service@tesmart.com
Click here to view the full Shipping Policy
Return & Refund Policy Summary
TESmart Return & Refund Policy Summary (U.S. Site)
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Orders cannot be canceled or modified once placed due to automated processing.
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If a return is needed, contact service@tesmart.com within 30 days of delivery. Items must be in original condition with all packaging and accessories.
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Return shipping for non-quality issues is the customer’s responsibility.
Returns not accepted for:
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Products from third-party retailers
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Items damaged by misuse
To request a return, email with:
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Order number, proof of purchase
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Photos/videos (if defective), full shipping address, and phone number
Refunds are issued within 5 business days after the returned item passes inspection.
Return eligibility:
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Within 30 days: Refunds/returns accepted for both quality and non-quality issues
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30 days–1 year: No returns/refunds; repair or replacement may be offered
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1–3 years: No returns/refunds; replacement or Upgrade /trade-in up to 50% discount after 3 months (members only)
Contact Us by Email: service@tesmart.com
Full policy: https://www.tesmart.com/pages/refund-policy
Membership details: TESmart Membership Policy
TESmart ID – Trade in. Upgrade. Save. Or recycle it for free.
With TESmart Trade In, you can get great value for your current device and apply it toward a new one — all through our official website.
If your device isn’t eligible for credit, we’ll recycle it — and any accessories you no longer use — safely and for free.
It’s a great deal for you and a great way to protect the planet’s valuable resources.
💡 One TESmart ID. All your benefits.
✓ 3-year extended warranty
✓ Up to 50% trade-in credit (30% instantly, 20% after inspection)
✓ Free eco recycling
✓ Exclusive testing and gift campaigns
Your Exclusive Gift Awaits
🎁 Shop directly on TESmart.com and receive a premium gift with your order — no codes, no tricks, just added value.
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Hand-picked gifts designed to enhance your KVM experience
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Exclusive to official store customers
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Choose the one that best fits your setup
- Select your KVM.
- Pick 1 free accessory in the section below (you can change it if you like).
- Add to cart and check out together.
Return and Refund Policy
The return and refund policy process overview is shown below. For the full policy, please refer to the Full Policy page below.
1.Order Cancellation & Modification
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To ensure timely delivery for every customer, TESmart’s order and shipping system is fully automated. Most orders are processed and dispatched within a few hours, and always within 24 hours depending on warehouse workload. Customers may cancel an order at any time before it ships, including within our 30-day cancellation window. Once an order has shipped, it can no longer be canceled or modified.
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Please kindly contact us within 30 days of delivery at service@tesmart.com, If you wish to return a product after receiving it, ensure the product and packaging are undamaged and in original condition.
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⚠️ Return shipping costs for non-quality issues are the responsibility of the customer. For more details, please kindly see below.
2.Return Process
2.1 Return Conditions:
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Products must be returned in original packaging, including all accessories, manuals, and documentation.
2.2 Items Not Eligible for Return:
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Products purchased from third-party retailers.
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Products damaged due to misuse or improper handling by the customer.
2.3 Return Request:
Please contact TESmart customer service to request a return. Email: service@tesmart.com
When requesting a return by email, please provide the following:
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Order number
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Proof of purchase
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Photos or videos of the defective product (to speed up processing)
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Full shipping address
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Contact phone number
2.4 Processing Time:
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Our support team will respond to your return request within 48 hours and provide the return warehouse address in your country/region.
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For certain countries/regions (e.g., the U.S., Germany, and the EU), we may provide a prepaid return label after confirming your address to expedite the return/refund process.
2.5 Return Address:
- Please contact our customer service at service@tesmart.com before returning the product. Once confirmed, you may send the item to the designated TESmart return warehouse.
- Unit 108, 8333 Rochester Ave
STX-X166
Rancho Cucamonga, CA 91730
United States
2.6 Warehouse Inspection:
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Upon receipt, TESmart will inspect the returned item(s).
3. Refund Process
3.1 Refund Trigger:
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Once the returned product is received and inspected by our warehouse, the refund process will begin.
3.2 Refund Timeframe:
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Refunds will be processed within 5 business days after the return is received.
3.3 After-Sales Categories:
3.3.1 Within 30 days of delivery:
Products purchased from TESmart.com are eligible for return or exchange within 30 days if:
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The product is in its original packaging with all accessories.
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Return photos are provided before shipping.
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Non-quality issues: Return and refund supported within 30 days. Return shipping is the customer’s responsibility.
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Quality issues: Return and refund supported within 30 days. Return shipping is covered by TESmart.
3.3.2 From 30 days to 1 year after delivery (warranty period):
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Return/refund not supported. Please email service@tesmart.com to contact our after-sales support team.
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After evaluation by our technical team, we may offer product repair or replacement with the same model.
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To ensure timely service, we prioritize replacements.
⚠️ Note: “Replacement” refers to the same model only available to TESmart members.
3.3.3 From 1 to 3 years after purchase (for VIP Members) :
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Return/refund not supported.
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You may contact our after-sales support team for replacement of the same model.
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If you wish to upgrade the product after 3 months from purchase, members may Upgrade & Trade-in up to 50% discount off the original order’s paid amount toward your new purchase.
For detailed terms and conditions, please visit: https://www.tesmart.com/pages/tesmart-id-trade-in
4. After-Sales Support & Issue Resolution
4.1 Contact Information:
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For any questions or support requests, please contact TESmart Customer Service: 📧 service@tesmart.com
4.2 Delayed Refunds (if you haven’t received a refund after 5 business days):
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Check your bank account (ensure it is the one used for the purchase).
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Contact your card issuer (credit/debit card providers may experience processing delays).
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Contact your bank to confirm the transaction status.
TESmart is committed to respecting and protecting the legal rights of consumers. For any matters not covered in this policy, or case of updates or changes, please refer to official announcements on the TESmart website.
8K DisplayPort Optical Extension
300 Meters of Uncompromised Clarity
DKE3055-M25 extends pristine 8K@60Hz video up to 300m over fiber with zero compression.
- Delivers uncompressed 8K video with under 1ms latency using DP1.4 and OM4 fiber.
- Fiber optic technology ensures total immunity to EMI/RFI for flawless signal integrity.
Ideal for professional AV and industrial applications where both visual fidelity and signal stability are critical.
Extend flawless 8K video and USB control up to 300 meters without any signal loss.
- OM4 fiber optic cable replaces bulky copper wiring, delivering uncompressed 8K@60Hz video and USB 2.0 data.
- Immune to EMI/RFI, guaranteeing perfect signal integrity in electrically noisy environments like studios and control rooms.
Enables reliable, long-distance connectivity for high-performance AV and control systems where stability is non-negotiable.
Dedicated KM Control Ports
Audio Output in Perfect Sync
Dedicated keyboard and mouse ports deliver true plug-and-play control with zero configuration.
- Offers instant compatibility with both wired and wireless keyboards/mice—no drivers or software required.
- Maintains ultra-low latency under 1ms, replicating the responsiveness of a direct connection.
Provides seamless and immediate control for professional environments where reliability and simplicity are essential.
Keep audio perfectly synchronized with video transmission over long distances.
- Independent stereo audio channels ensure lip-sync accuracy with your video stream.
- Simple 3.5mm output connects directly to speakers or headphones — no complex setup.
Delivers seamless audio-video synchronization for professional presentations and broadcast environments.
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Free Shipping
US / CA / UK · 3–5 Business Days
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30-Day Free Returns
Hassle-Free Return & Purchase Guarantee
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Extended Warranty: 1+2 Years
Register to unlock 2 extra years of coverage
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TESmart+ Members
Trade in for 30% off + Lifetime Tech Support
