Douk Audio F5 HiFi Vacuum Tube Amplifier Pure Class A Single-ended Stereo Audio Amp

Features  With 2 groups of stereo RCA inputs, can be perfectly compatible with most audio sources such as Phone, MP3, tablet, TV, computer, CD players etc., adds input selector to avoid plugging cables repeatedly, providing HiFi listening experience via convenient use. Adopting high-current double triode 6N for voltage amplification, and 6L6 for single-ended power amplification, provides large driving current, warm and rich sound, full and thick in mid-bass, and transparent and smooth in treble. Effectively filter the digital sound, reduce noise and improve the dynamics.  Adopting imported 150W large power transformer, ensure 15W "No Large Loop Feedback" ultra-linear audio output transformer, Using unique cross-composite winding method to greatlyt reduce the leakage inductance. Ensure sufficient power, easily to drive most home passive speakers. Proper size with exquisite appearance, silver aluminium alloy chassis with fine surface treatment, 0.35mm imported iron core, APLS potentiometer, famous imported capacitor etc., attractive and durable. Simple design and pure clear sound, very suitable for stereo home and desktop audio system. Warm tips Pluggable tube socket design, you can also change the tubes (6L6--6P3P/EL34/6550/KT66, 6N1--6H1/ECC85) to get enjoy different sound styles. Parameters Audio input: 2 groups of stereo RCA Audio output: banana speaker jacks Tube Model: 6L6×2+6N1×1 Output power: 6W+6W Output impedance: 4Ω/8Ω   Frequency response: 35Hz-25KHz S/N ratio: 88db Input sensitivity: 750mW Input impedance: 100K Power transformer: 150W Working voltage: AC 110V (not available currently) / 220V Dimensions(W*D*H): 230*205*160mm / 9.06*8.07*6.30in Net weight: 6.57kg / 14.48lb Package weight: 8.0kg / 17.64lb Packing List 1*Tube Amplifier 1*Power Cord