Olympus has officially announced the new PEN E-PL9 mirrorless camera today. It uses a 16MP Live MOS sensor as well as the same TruePic VIII processor found on the E-M10 Mark III. E-PL9 now finally has a built-in flash. E-PL9 also featured with 4K video capture (at 30p) and Bluetooth. The US price is not announced yet, it will be announced in next several days. Release date in Mid-March.