TuneFlex"s flexible steel neck adjusts to any angle, and its cradle grips your nano and rotates to stay upright and easily readable in any position. TuneFlex plugs into your car"s 12 Volt accessory outlet to power and charge your iPod. The light at the base of TuneFlex"s neck shows power status. TuneFlex"s charging circuitry is even equipped with a fuse to keep your iPod safe. TuneFlex is flexible at getting tunes to your audio system, too with a built-in 1/8 inch stereo line-out audio jack that lets you attach the included cassette adapter or cables from your nano to your stereo. TuneFlex also includes a pass-through dock connector that lets you use digital devices, such as Griffin"s AirClick remote, SmartDeck cassette adapter, or others. A low-high audio output switch ensures sound without distortion.