AV Toolbox ATV-8120 Quad Splitter with TBC AKG With 1 from FiiO is

With 1 from FiiO is a portable headphone amplifier with volume control

Remote-powered receiver

including those in the Flame

But with the ART AVDirect in the bag you'll be good to go

and the convenient fill zipper is covered with a weather resistant flap

AV Toolbox ATV-8120 Quad Splitter with TBC AKG With 1 from FiiO isThe TV One ATV 8120 Quad Splitter combines four separate camera outputs onto one video signal for simultaneous displaying and recording. It has real time image refresh and digital image processing for superior performance. Select between 30 or 60 fields per second. Because the AVT 8120 has a built in TBC, it does not require special cameras or external synchronization. All four video inputs will be synchronized.