- Full frame rate in all resolutions - Simultaneous H.264 and Motion JPEG - High resolution quad-view - Two-way audio - PTZ support High performance, 4-channel solution with excellent audio quality. AXIS P7224 Video Encoder Blade is a cost-effective four-channel video encoder blade with great video performance and excellent audio quality. It can simplify migration to network video without upgrading existing camera systems. When AXIS P7224 blades are used with AXIS Q7900 Rack, up to 56 analog cameras can be supported in one 4U, 19-inch rack. The blade can also be used with the AXIS 291 1U Video Server Rack.