The easiest and fastest way to transfer the extracted iPhone Media folder is by using USB cable: it's enough to connect the phone to your PC/Mac and you should able to copy over the whole folder.

Anyway, it's possible your PC/Mac has issues moving a lot of small files (like images). 

In order to fix this: please create a single archive archive containing the whole Media folder, then transfer it to the Android phone in the Download folder. WazzapMigrator will detect and extract the Please note: such can be created automatically from WazzapMigrator Extractor itself.