Reference Accuphase C2860 Plus Hi-End HiFi VU Meter Preamplifier Home Audio The team's efforts to create the C-2860/C-2860 Plus preamplifier were carefully considered and took into account various market demands, combined with their own 30 years of design experience, referring to the original model of Japan's Golden Voice, using imported components, optimizing circuit parameters, and striving to create a super quality HI-END preamplifier that produces sound superior to the original Golden Voice. The chassis is made of all aluminum alloy CNC precision machining. Miaosi has its own hardware factory department, high-end machining centers, and more than ten CNC machines. The wire drawing and sandblasting workshop is independently matched for ourselves, just to make good products, so our product quality is guaranteed. MUSMYS C-2860 Plus Frequency characteristics: 20Hz~20KHZ (+0-0.15db) 3HZ ~ 200KHZ(+0-3db) Full frequency distortion: 0.002% Input sensitivity: 250mV/47K (balanced) 250mV /24K (RCA) Rated output level: 2V/50 ohms, (audio signal) Maximum output level: 7.5V (audio signal) High and low frequency adjustment:+-15 db (C-245 PRO) Signal to noise ratio: 118 dB Minimum load impedance: 50 ohms Size:L430*W330*H110 MM Weight: about 12 kg