Watch your shot with the bow-mounted Roscoby Riser Cam The new Roscoby Riser Cam is the bow-mounted video camera that screws into the stabilizer receptacle on your bow. It will capture footage of your shot so that you can replay the moment of truth and see what really happened, Hands-free digital recording.Hands-free digital recording •Resolution: 640 x 480 pixels (VGA) •Frame rate: 30 frames per second •Focus range: 2 - 40 yds •Operates with minimum ambient light (5 lux) •Highly water resistant •SD card memory expansion: Up to 4GB •Built-in memory: 64MB •Microphone jack: 3.5 mm •File format: AVI with DivX codec •Operating system: Windows XP/Vista and Mac OS/OS X (with DivX download) •Views on both PCs and TVs. USB and RCA cables included. •Operates on 2 AA batteries (not included). Lithium batteries recommended. .