The E stands for the Eighteen mm flange distances of the E-mount cameras.
Depending on type and model E-mount cameras are part of the Sony α, SmartShot, Handycam, NXCAM or XDCAM systems.
2.5 fps with live view Hasselblad Lusso 1.5 fps with AF-C Can't be charged while in use.
2.5 fps with live view (LO) Can't be charged while in use.
8 fps with live view (HI) Can't be charged while in use.
8 fps with live view (HI) Battery can be charged with micro-USB cable or in external charger.
8 fps with live view (HI) Battery can be charged with micro-USB cable, USB-C-cable, or in external charger.