Firmware Version 1.2.4 incorporates the following improvements and fixes.

Supports the WFT-E4 II wireless file transmitter that was released in December 2009.
Corrects a phenomenon in which visible noise may appear in images taken by continuous Bulb shooting.
Firmware Version 1.2.4 is for cameras with firmware up to version 1.1.0. If the camera's firmware is already version 1.2.4, it is not necessary to update the firmware.

In addition, after the firmware is updated, if the WFT-E4 or WFT-E4 II wireless file transmitter is used with the camera, the indications that appear under [Communication mode] on the [WFT settings] menu are changed as follows:

http://web.canon.jp/imaging/eosd/firm-e/eos5dmk2/firmware.html

[海上A胖 编辑于 2009-12-17 21:26]

不管咋说，先升一个。

无线传输的附件要多少钱？谁用过吗？要是好用就可以用来遥控拍照片到是很爽，搞个轻气球，把相机升上去

已经升级了，凑个热闹

看来真的有这个固件啊，不过貌似没啥更新的。

大家没觉得佳能在刻意“炒作”固件吗？
特别是5D2的

根本就可以跟着24 25 一块发，先弄个不疼不痒的，干啥啊？

“狼来了”的故事不知道jp知道不？

无线传输降价一半我就升级一下，不然没啥用。

不用无线传输没啥用！

似乎没什么效果，不知掉常拍夜景的人能不能感觉到改善

已经升级了，但不知道有多大用处哦！楼主辛苦，顶一个！

已升级，没感觉。两个新功能都用不着。

没人关心新固件么，帮顶