Best in 7 days
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Ships within 48 hours · Estimated delivery Jun 12 - Jun 17
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Description
QSFP-20 40G QSFP+LR4 20KM TransceiverQSFP LR is designed to operate over single mode fiber system using 4X10 CWDM channel in 1310nm band and links up to 10km. The module converts 4 inputs channel of 10Gb s electrical data to 4 CWDM optical signals, and multiplexes them into a single channel for 40Gb s optical transmission. Reversely, on the receiver side, the module optically de multiplexes a 40Gb s input into 4 CWDM channels signals, and converts them to 4 channel output electrical
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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Best in 7 days
Best in 7 days
Best in 7 days
Best in 7 days
4.3 ★★★★★
Based on 1370 reviews
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Product Reviews
★★★★★ 5
Great comfort and look.
Size: 12, Color: Optic White/Optic White
Cole Haan is my go to shoe. This shoe is very comfortable and can be dressed up or down.
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Reviewed in the United States on March 19, 2026
★★★★★ 5
Great Active Sandles
Size: 12, Color: Black/White
One of the best Active Sandals, I wear them everywhere (wet or dry).
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Reviewed in the United States on May 18, 2026
★★★★★ 5
Excelente producto
Size: 8, Color: Black/White
Sandalias muy cómodas para caminar, recomendadas para utilizar en viajes largos y clima cálido. Sugiero comprar una talla adicional, sin embargo siguen siendo muy cómodas.
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Reviewed in the United States on April 18, 2026
★★★★★ 5
Very nice
Size: 11, Color: Grill/Mint Wave
Perfect design and very comfortable. I wear usually 10.5, these sandals ordered 11, fits perfect
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Reviewed in the United States on November 15, 2025
★★★★★ 4
Good. I like
Size: 8, Color: Black/White, Size: 8, Color: Black/White
Seem good. Comfortable. True size
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Reviewed in the United States on March 21, 2026
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