Features: 1) High fidelity, stereo 2) This device can modulate the audio signal of portable CD players, MD players, MP3/MP4 players, laptops, desktop PCs, etc. 3) Use customized connectors and an iPod to connect to a FM stereo (88.0 - 108.0MHz) allowing you can enjoy listening high quality music anywhere 4) With digital PLL, wave signal transmission and reception will not be affected even in places subject to extreme changes in temperature. In addition, using the digital tuner can avoid the fussy frequency modulation 5) Powered by the car's power source 6) Full frequency range design can effectively avoid interference Specifications: 1) Frequency response: 20Hz - 20kHz 2) Separation: ≥50dB 3) Operating current: 50mAh 4) Stand-by current: 90μA 5) Transmission range: 88.0 - 108.0MHz (interval = 0.1MHz) 6) Power source: car's power source 7) Connecting cord length: 1.20m 8) Dimensions (D x W x H): 104.2 x 78.3 x 31.8mm 9) N.W.: 68g 10) G.W.: 130g 11) Compatible with all iPod series (customized iPod connectors) iPDA Certification(s): CE, R&TTE