TCC TC-780LC Stereo Line Level Amp / Booster with iPod Jack; BLACK VERSION available in black or silver finish; this is the BLACK VERSION Front panel stereo minijack for connecting MP3s, iPods; power switch (on level control) both RCA and DIN (5 pin) inputs and outputs RIAA freq response 20hz-20,000hz +/- 0.5dB, S/N ratio &gt;80dB One year defective repair or exchange warranty