Free shipping
UP to 300pcswarranty
2yearslead time
2Dayssample
Free sampleMOQ
（minimal order quantity）Product description:
Technical detail
| manufacture | MRT |
| Flash Type | MLC and TLC |
| Weight | 3g (0.11oz) |
| Speed | 6MB/s by Write, 10-15MB/s by Read |
| Dimension for Standard SD Card | 32x24x2mm (L x W x D) |
| Disk system | FAT |
| Digital photos at 8MP | store up to 1500 phtos |
| Video at 9 Mbps | almost an hour |
| Operating Temperature | -13º F to 185º F (-25º C to 85 º C) |
| Storage Temperature | -40º F to 185º F (-40º C to 85º C) |
| Standard | SD 2.0 |
| Shipping Time | 3 - 5 days by DHL |
Testing we have for SD 4GB Card Class4
All MRT memory cards are tested in our quality lab, it aims to ensure high performance, stable quality, and good compatibility. MRT regularly proceed reliability tests, ATTO test and h2test on them. These tests can guarantee the endurance of 4GB cards, every piece we ship will be formatted and functional. This memory card from MRT is designed for use in SDHC-enabled device, the speed and performance can reach higher level. Moreover, our rigorous testing has assured durability, and all the cards are shockproof, waterproof and x-ray proof.H2test result for bulk SD Card 4GB Class4:
SD Card 4GB Class4 Datasheetproduct detail
This wholesale SDHC Card 4GB Class 4 can work with any devices with SD slot, which following the SD Card Association card 2.00 specification. It is multi-use memory card that can record photos in high resolution and music in large number. This SD 4GB Class 4 is perfect for being used in burst photography, baby monitor, home video recording and excellent all rounder for recording high quality film and images. This capacity surely enhances your digital experience on capturing photos and videos, it has built-in ECC and ISP, which can protect your data from any loss. The favorite digital media in SDHC card can be effortlessly shared among PC, tablets, cameras and the other portable gadgets, the optimized capability of 4GB will provide smooth shooting and data loading.
Quality standard
- Speed: 4-6MB/s by Write, 15-20MB/s by Read
- Package: 50pcs per tray. Standard Packing: Bulk Package
- Warranty: 2 year
- Support: CPRM and SPI
- Lead Time for Wholesale SD 4GB: within one day after order Confirmed; Shipping Time: 3 days by DHL.
- Security: with mechanical switch, your data stored in SDHC card will not be erased accidentally
- SD 4GB in class 4 is the entrance speed of memory card, the writing speed only reach 4MB/s by write, it will not be good choice for high-speed camera but nice for playing HDTV and shooting in normal camcorder. The capacity is same as class 10 or higher version, as if the device can support SDHC, then this volume can be perfect storage. Memory card is always the primary channel to load data, the photo or data library can be easily established by it, the memory you captured will be stored by bulk SD 4GB class 4 for 2 years.
Flash And Controller type
- SLC and MLC (contact us if you have specific demands)
- Controller for SD 4GB: The stable option is SMI, and CBM 3688
Order Instruction (Buying Guide)
- 300pcs order for 4GB SD Card is free shipping, all the SD card will be packed by tray or bag. You can order online if you accept bulk pack, you can email us if you need own logo or package.
- MLC Flash (Contact us if you go for SLC)
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