![What is ExpressCard/34? Is it compatible with PC Cards? What is the difference between ExpressCard/34 and ExpressCard/54? Speed?: EveryMac.com What is ExpressCard/34? Is it compatible with PC Cards? What is the difference between ExpressCard/34 and ExpressCard/54? Speed?: EveryMac.com](https://everymac.com/images/other_images/expresscard-34-54-size-differences.jpg)
What is ExpressCard/34? Is it compatible with PC Cards? What is the difference between ExpressCard/34 and ExpressCard/54? Speed?: EveryMac.com
![Q. Has anyone tested a PCMCIA to Express Card adaptor with the Emu 1616M, or do PCMCIA to Firewire (or USB 2.0) adaptors exist? Q. Has anyone tested a PCMCIA to Express Card adaptor with the Emu 1616M, or do PCMCIA to Firewire (or USB 2.0) adaptors exist?](https://dt7v1i9vyp3mf.cloudfront.net/styles/header/s3/imagelibrary/q/qa0906d2macside-0Osu5AKEJqfoYVzxm957COt2Mfp.y13Y.jpg)
Q. Has anyone tested a PCMCIA to Express Card adaptor with the Emu 1616M, or do PCMCIA to Firewire (or USB 2.0) adaptors exist?
![Express Card Cage 821-0813-A 922-9293 MacBook Pro 17 inch A1297 Original - used original spareparts for Macs Express Card Cage 821-0813-A 922-9293 MacBook Pro 17 inch A1297 Original - used original spareparts for Macs](https://www.realrecyclers.com/images/product_images/original_images/express-kartenleser--821-0813-a--922-9293--macbook-pro-17-zoll-a1297-original--1-GE1487.jpg)