Features: 1) Simply plugs it into car cigarette socket 2) Digital wireless radio transmitter 3) Output frequency: FM 88.1 / 88.3 / 88.5 / 88.7MHz 4) Radio play 5) Powered via 12V car cigarette socket 6) Adjustable clip: 38 - 95mm 7) Angle adjustable arm: 0 - 180 degrees 8) Digital wireless radio and transmitter 9) Can hold your iPod, charge and transmit to your car stereo at the same time 10) Suitable for iPod Nano, iPod mini, iPod photo, iPod 4G, iPod 3G and iPod 2.0 Packing: Blister packing