Feartures: 1.Ce approved. 2.High fidelity stereo. 3.With Digital PLL,wave signal transmission and reception won't be affected even in the situation subject to extra changes by temperature. 4.Full frequency range design effectively avoids interruption. 5.Powered by iPod directle. 6.Memory for latest used frequency. 7.With charging socket for iPod at the bottom. SPECIFIC ATIONS: 1.Frequency Response:100Hz-15KHz 2.Speparation:30dB 3.Operationg Current:0?mA 4.Transmission Range:8.1MHz-107MHz(interval 0.1MHz) 5.Dimensions:80mm*W150mm*H12mm 6.N.W.:6g 7.G.W.:36g 8.Material:Aluminium. COMPATIBLE WITH: 1.Perfectly fits iPod Nanoll. patible with all iPod series. USE MEANS: 1.connect the FM Transmitter to iPod. the FM frequency with be shown on the screen of iPod. 2.Press" "or" "key to adjust frequency at interval of 0.1MHz keep pressing" "or" "key for a second to adjust frequency quickly at interval of 1MHz. 3.without controlling the FM Transmitter for 3 seconds it will resume the music menu on the screen of iPod. 4.The FM Transmitter will automatically save the latest used frequency. 5.When the FM Transmitter is connected to iPod,you can plug the iPod travel charger of car charger into the socket of the FM Transmitter for charging iPod.