| | Sort by Merchant | Sort by Brand | Description | Sort by Stock | Sort by Price | Shipping | Price + Shipping |
 |  | Transcend | 4GB Transcend Secure Digital High Capacity Card (SDHC) Class 6 (LIFETIME GUARANTEE) | Yes | $9.95 | Free | $9.95 |
 |  | generic | Siren, Inc SIR 4GB MP3 Player Memory Upgrade - SanDisk 128MB Secure Digital SD Card - Super Sale | Yes | $9.95 | Free | $9.95 |
 |  | Transcend | 4GB Transcend 45X Secure Digital Card (LIFETIME GUARANTEE) | Yes | $10.75 | Free | $10.75 |
 |  | generic | Siren, Inc SIR 4GB MP3 Player Memory Upgrade - Sandisk 512MB Secure Digital SD Card - Super Sale | Yes | $11.00 | Free | $11.00 |
 |  | PQI | 4GB SDHC Secure Digital High Capacity Class 6

10% off no min coupon, coupon code Dealram10 (Click here) | Yes | $12.55 | Free | $12.55 w/coupon |
 |  | generic | Siren, Inc SIR 4GB MP3 Player Memory Upgrade - High Speed Sandisk 256MB Secure Digital SD ... (more) | Yes | $13.50 | Free | $13.50 |
 |  | Transcend | 4GB 133X Ultimate High Speed Transcend Secure Digital Card (LIFETIME GUARANTEE) | Yes | $13.75 | Free | $13.75 |
 |  | generic | Siren, Inc SIR 4GB MP3 Player Memory Upgrade - Sandisk 1GB Secure Digital SD Card - Sale | Yes | $16.00 | Free | $16.00 |
 |  | A-Data | A-DATA Turbo Series 4GB Class 6 SDHC Secure Digital Retail | Yes | $8.99 | $7.28 | $16.27 |
 |  | Crucial | 4GB, Secure Digital, Secure Digital, 4GB, Secure Digital, Secure Digital, | Yes | $16.99 | Free | $16.99 |
 |  | Kingston | 4GB SDHC Secure Digital High Capacity Class 4

10% off no min coupon, coupon code Dealram10 (Click here) | Yes | $17.95 | Free | $17.95 w/coupon |
 | HiTech Vendors | generic | 4GB Secure Digital High Capacity SDHC Economic Card | Yes | $17.95 | Free | $17.95 |
 |  | Patriot | PATRIOT PSF4GSDHC6 4GB Class 6 SDHC Secure Digital Retail | Yes | $10.99 | $7.28 | $18.27 |
 | HiTech Vendors | SanDisk | SanDisk 4GB SDHC Secure Digital Card | Yes | $18.95 | Free | $18.95 |
 |  | generic | 4GB Pentax Digital Camera High Speed Secure Digital (SD) Card (p, n PENTAX-SD-4GB) | Yes | $13.98 | $6.00 | $19.98 |
 |  | generic | 4GB Transcend Secure Digital Card High Capacity (SDHC) Class 6 (p, n 4GB-SDHC-CL6) | Yes | $13.99 | $6.00 | $19.99 |
 |  | OCZ | OCZ OCZSDHC6-4GB 4GB Class 6 (SDHC) Secure Digital Retail | Yes | $12.99 | $7.28 | $20.27 |
 |  | generic | Siren, Inc SIR 4GB MP3 Player Memory Upgrade - Sandisk 2GB Secure Digital SD OEM Card - In Stock Now. | Yes | $22.00 | Free | $22.00 |
 | HiTech Vendors | PQI | PQI 4GB SDHC Secure Digital Card | Yes | $22.50 | Free | $22.50 |
 | Memory4Less | Transcend | 4GB Secure Digital Card (Economy) | Yes | $19.65 | $5.95 | $25.60 |
 |  | generic | 4GB Pentax Digital Camera Secure Digital Card High Capacity (SDHC) Class 6 (p, n PENTAX-SDHC-4GB-CL6) | Yes | $19.99 | $6.00 | $25.99 |
 |  | Lexar | 4GB, Secure Digital, Secure Digital, 4GB, Secure Digital, Secure Digital, | Yes | $26.99 | Free | $26.99 |
 |  | Transcend | Transcend 4GB SD (NON-HC) Secure Digital | Yes | $27.00 | Free | $27.00 |
 |  | SanDisk | SANDISK SDSDB-4096-A11 4GB SDHC Secure Digital Retail | Yes | $19.99 | $7.28 | $27.27 |
 | Memory4Less | Kingston | 4GB SecureDigital High Capacity (SDHC) Class 2 Flash Card | Yes | $21.68 | $5.95 | $27.63 |
 |  | generic | Generic 4.0GB SD (Secure Digital) Card Hi-Speed 150 (BQR) Manuf Part No SD4096-150X | Yes | $29.85 | Free | $29.85 |
 |  | Transcend | 4GB 150X Transcend Secure Digital High Capacity Card (SDHC) Class 6 (LIFETIME GUARANTEE) | Yes | $34.25 | Free | $34.25 |
 |  | Transcend | 4GB 150X Ultimate High Speed Transcend Secure Digital Card (LIFETIME GUARANTEE) | Yes | $34.75 | Free | $34.75 |
 |  | SanDisk | Sandisk 4GB Secure Digital High Capacity (SDHC) Card Authorized USA Dealer BizRate TOP RATED***** | Yes | $29.95 | $4.95 | $34.90 |
 |  | Dane-Elec | Dane-Elec 4GB High Capacity Secure Digital SDHC Memory Card | Yes | $35.00 | Free | $35.00 |
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