TCC TC-778 RIAA Phono Preamp With 78rpm Equalization Switch and Input RIAA freq response 20hz-20,000hz +/- 0.5dB, S/N ratio &gt;80dB Channel Separation 50 dB; Subsonic Filter at 10 Hz includes AC adaptor, RCA cable and miniplug adaptor CE certified; nice packaging suitable for gifting 12 volt DC operation; will work anywhere in the world