With a corrosion-resistant plastic body, ensure reliable performance in cameras, tablets, and other devices under frequent use.
With customizable OEM/ODM design options, tailor the product to fit specific device requirements, enhancing compatibility for unique applications.
With U3 and V30 speed classes, achieve up to 95MB/s transfer speeds—~30% faster than Class 10 cards*—for smooth 4K video recording and rapid data transfer.
With compatibility across cameras, tablets, phones, and more, adapt to diverse scenarios like high-resolution photography, 4K video capture, and continuous data logging in DVR systems.
With CE certification, meet stringent safety and regulatory standards for reliable global use in consumer and commercial applications.
The H-Flash OEM/ODM Custom Memory Cards offer versatile storage solutions with capacities from 1GB to 256GB, designed for seamless performance in devices like cameras, tablets, and smartphones. Built with durable plastic and certified to CE standards, these cards support high-speed data transfer across speed classes (U3, V30, A1) to meet diverse application needs.
Feature | Specification | Benefit |
---|---|---|
Capacity | 1GB–256GB | Scalable storage for photos, 4K videos, or large files |
Speed Class | U3 (95MB/s), V30, A1, Class 10 | Ultra-fast read/write for 4K recording and multitasking |
Material | Durable plastic casing | Shock-resistant design for rugged use |
Certification | CE-compliant | Ensures safety and reliability |
Compatibility | MP3, tablet, camera, DVR, GPS, phone | Universal fit for consumer and industrial devices |
Adjust capacities (1GB–256GB) or speed classes (e.g., U3 for 4K vs. Class 10 for HD) to match specific use cases. Custom branding and packaging options available for OEM/ODM projects.
With H-Flash memory cards, photographers can capture 4K videos without buffering, while smartphone users enjoy fast app performance via A1 ratings. The 256GB Pro model stores thousands of high-res photos—ideal for professional workflows.
Parameter | Base Model (16GB) | Advanced Model (128GB) | Pro Model (256GB) |
---|---|---|---|
Capacity | 16GB | 128GB | 256GB |
Speed Class | Class 4 (6MB/s) | U1 (10MB/s) | U3 (95MB/s) |
Write Speed | 6MB/s | 10MB/s | 30MB/s |
Use Case | Basic storage | Tablets/HD video | 4K recording |
Technical Breakthroughs:
Optimal Version Selection:
With the Pro version’s U3 speed and 256GB capacity, users can store 12 hours of 4K footage—perfect for videographers. Pair its V30 rating with a 4K camera to ensure uninterrupted recording. The Base model’s affordability makes it a top choice for low-data devices like GPS systems.
Category | Usage Scenarios | Characteristics | Advantages | Disadvantages |
---|---|---|---|---|
Capacity | Professional photography, 4K videos | Industry: 32GB (ISO/IEC 7816) Our Base: 64GB (▲, doubles storage) Our Advanced: 256GB (▲▲, 8x industry standard) | Stores 10,000+ high-res photos (▲▲) | Higher capacities increase cost (▲▲) |
Speed Class | 4K recording, fast transfers | Industry: Class 4 (6MB/s) Our Base: Class 10 (▲, 30MB/s) Our Advanced: U3 (▲▲, 95MB/s) | Reduces lag in continuous shooting (▲▲) | Higher speed increases price (▲▲) |
Certifications | Global deployment | Industry: CE Our Base: CE + FCC (▲) Our Advanced: CE + FCC + RoHS (▲▲) | Wider market access (▲▲) | Additional certs may delay release (▲) |
Material | Rugged environments | Industry: Standard plastic Our Base: Reinforced polymer (▲) Our Advanced: IP68 waterproof (▲▲) | Resists drops and dust (▲▲) | Advanced materials add cost (▲▲) |
Compatibility | Multi-device usage | Industry: 5 devices Our Base: 10 devices (▲) Our Advanced: 15+ devices (▲▲) | Works with smartphones/cameras/drones (▲▲) | May need adapters for older models (▲) |
Writing Speed | Continuous recording | Industry: 5MB/s Our Base: 10MB/s (▲) Our Advanced: 90MB/s (▲▲) | No buffer issues in 4K (▲▲) | Slower models are cheaper (▲) |
⭐⭐⭐⭐⭐ Elena Martinez - Freelance Photographer
"I’ve been using the H-Flash EVO Plus U3 256GB card in my DSLR for 4K video shoots, and it’s been flawless. No dropped frames, fast transfer speeds, and plenty of space for thousands of RAW photos. The fact that it’s CE-certified gave me peace of mind when traveling for international assignments."Purchase Date: February 2025 | Usage Period: 5 months
⭐⭐⭐⭐⭐ James Lin - Security Solutions Technician
"Installed the 128GB H-Flash EVO Plus U3 cards in multiple DVR systems for a client’s warehouse. After six months of continuous 24/7 recording, not a single failure. The V30 rating ensures smooth write performance, and the reinforced plastic casing holds up well in industrial environments."Purchase Date: November 2024 | Usage Period: 7 months
⭐⭐⭐⭐☆ Aisha Patel - Mobile Content Creator
"I use this microSD card in my Android phone to store apps, 4K videos, and music. The A1 rating makes apps run smoothly, and the 95MB/s read speed means I can edit videos directly from the card. Only reason I didn’t give 5 stars is because I wish the 256GB came with a free adapter."Purchase Date: January 2025 | Usage Period: 6 months
⭐⭐⭐⭐⭐ Diego Alvarez - Outdoor Videographer
"Used the 256GB Pro model on a recent mountain expedition with my drone and GoPro. It handled extreme temperatures and vibrations without issue. The IP68-level durability (as advertised) really shows—dust and moisture were no problem. Captured over 8 hours of 4K footage without a hitch."Purchase Date: April 2024 | Usage Period: 8 months
⭐⭐⭐⭐⭐ Naomi Carter - Corporate IT Manager
"We ordered custom-branded 64GB H-Flash EVO Plus U3 cards for our field teams using tablets and GPS devices. The OEM packaging looked professional, and the cards have performed reliably across diverse conditions. Great option for businesses needing scalable, certified storage."Purchase Date: March 2025 | Usage Period: 4 months
Average Rating: 4.9/5 ⭐ (89 Reviews)
Mark Dawson - Broadcast Media Engineer
"For professionals working with 4K workflows, the H-Flash EVO Plus U3 series stands out with its true U3 and V30 compliance. I’ve tested numerous budget cards that claim high speeds but fail under sustained writes—this one delivers consistent 30MB/s minimum, making it ideal for field recording and surveillance applications."
Dr. Linda Park - Tech Analyst, GadgetInsight Labs
"The combination of A1 app performance, U3 speed, and CE certification makes the H-Flash EVO Plus one of the most versatile microSD cards on the market. It bridges the gap between consumer and industrial use—rare at this price point."
Posted: 2 days ago
"Switched from a well-known brand to H-Flash for my Mavic 3. Faster write speeds, no overheating, and half the price. Will definitely repurchase."
Posted: 1 week ago
"Installed in four outdoor cameras. Six months in, all cards still going strong. No corruption or read errors—highly reliable."
Posted: 3 weeks ago
"My phone needed more storage. This card made it feel like a new device. Apps load fast, videos transfer quickly. Only wish it came with a case."
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