The technology requires a separate receiver, but delivers a theoretical bandwidth of up to 560 Mb/s with effective throughput rates reaching 375 Mb/s.
As a close proximity wireless data transfer technology, TransferJet has only a range of a about 1.5 inches, but could alleviate the pain of switching memory card. The technology operates in the 4.48 GHz band and was introduced in 2008. It has been ratified ISO/IEC as international standards ISO/IEC 17568 and ISO/IEC 17569 this year.
The SDHC card announced by Toshiba is expected to be a prototype. There was no information when the device could become commercially available and how much it could cost.