With car fm transmitter with remote control for iPod and iPhone People can listen to the music from iPod, not only from radio

Car Temperature Transmitter With Rds 

High fidelity stereo, digital PLL
-LCD display
-Output:88.1~107.9 MHz, 0.1MHz/Step
-Small electric current, power supply by 3G
-With car charger, and it can be charged to 3G
-Compatible: All 3G(including Nano 1-3G & Classic), iPhone4G,iPod&iPad.
-15 keys remote control                                   Backlit LCD display
-Frequency Range: 88.1 - 107.9 MHz/Step
-Powered by vehicle cigarette lighter adapter
-Frequency response: 100Hz ~ 15000Hz
-Separation: 30dB
-Operating current: 20+/-3mA

High fidelity stereo, digital PLL

Compatible with all iPod and iPhone.