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- USA
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Ships within 48 hours · Estimated delivery Jul 11 - Jul 16
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Description
QSFP-DD-400G-FR4-MSA Universally Coded MSA Compliant Transceiver QSFP-DD 400GBase-FR4 PAM4 (1271/1291/1311/1331nm, SMF, 2km, LC, DOM)QSFP DD 400G FR4 MSA Universally Coded MSA Compliant Transceiver QSFP DD 400GBase FR4 PAM4 (1271 1291 1311 1331nm, SMF, 2km, LC, DOM) ATGBICS Universally Coded MSA compliant QSFP DD 400G FR4 MSA QSFP DD 400GBase FR4 form factor network transceiver supports a distance of up to 2km over single mode fibre (SMF) using a wavelength of 1271 1291 1311 1331nm via an LC Duplex connector. This product operates within a commercial temperature range. Digital
QSFP-DD-400G-FR4-MSA Universally Coded MSA Compliant Transceiver QSFP-DD 400GBase-FR4 PAM4 (1271/1291/1311/1331nm, SMF, 2km, LC, DOM)
ATGBICS Universally Coded MSA compliant QSFP-DD-400G-FR4-MSA QSFP-DD 400GBase-FR4 form factor network transceiver supports a distance of up to 2km over single-mode fibre (SMF) using a wavelength of 1271/1291/1311/1331nm via an LC Duplex connector. This product operates within a commercial temperature range. Digital optical monitoring (DOM) support is also present enabling real-time monitoring of the parameters of the fibre optic transceiver.
Our product meets the specification of Universally Coded MSA QSFP-DD-400G-FR4-MSA and we proudly offer a compatibility guarantee and limited lifetime warranty. Our rigorously tested products record a unique traceable serial number and are fully compliant with all MSA (Multi-Source Agreement) and IEEE standards & protocols.
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
- If time is of the essence, please consider selecting expedited delivery for faster service.
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
4.8 ★★★★★
Based on 204 reviews
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Product Reviews
★★★★★ 5
Fsvorites!
Size: 11 Wide Big Kid, Color: Orange
These are my 4yo grandson's davorutez!
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Reviewed in the United States on December 17, 2025
★★★★★ 5
Nice, cute shoes for my 4 year old daughter
Size: 9 Toddler, Color: Gold/Rainbow
These shoes are so cute and great quality. My daughter wanted a pair of saucony shoes like mine. So I’m glad I was able to find her a pair.
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Reviewed in the United States on April 21, 2026
★★★★★ 5
Well made sneaker
Size: 10 Wide Toddler, Color: Pink/Purple
I'm really impressed and my toddler loves their new sneakers. Will be ordering again
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Reviewed in the United States on April 22, 2026
★★★★★ 5
Great for wide feet
Size: 8 Wide Toddler, Color: Pink/Purple
Easy on and off. Great for wide feet. I love that the velcro is just across the top and doesn’t loop around.
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Reviewed in the United States on April 16, 2026
★★★★★ 1
Wore through quickly
Size: 11 Little Kid, Color: Navy/Orange, Size: 11 Little Kid, Color: Navy/Orange
My four year old wore through these in less than 2 weeks. With normal wear.
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Reviewed in the United States on May 3, 2026