The Replay XD1080 or Replay XD720 RePower Battery Adapter is perfect for supplying external battery power to your camera for endurance events and activities, You can use the RePower 2200 3+ hours or RePower 4400 6+ hours Battery Pack to charge or give your camera that extra juice, The adapter also includes a 3, 5 mm mini jack to plug in an external audio source, With a 32GB microSDHC card and the RePower Battery Adapter you can capture extended video and time-lapse photos, Long 4 m 13, 1 ft includes a 3, 5 mm mini jack Audio-In + HDMI output Replay XD1080 only:, Great for mounting in remote locations, inside jackets, firearms, down poles, motorcycles, etc, LiveView compatible with the ReView Field Monitor, Teradek Cube, and any other HDMI capable device, SKU: RLYX031