... AV Dock for iPhone 4S&3gFor Iphone & Ipod universal docking stationFeatures:1>Infrared (IR) receiver, ... or an iPod power adapterusing the cable that came with your iPod 3>iPod connector, place iPod in ... the dock to charger the battery, copy songs, andlisten to music 4>Line out port, connect speaker using an ... standard 3.5 mm stereominiplug; or connect an iPod AV cable to view photos or videos ...