[SPECIFICATIONS] • Type : Dual mono preamplifier • AC Power Requirements : 117/220/230V 50/60Hz • AC Power Consumption : 36 Watts • Tubes Lineup : ECC82(12AU7)×2, ECC83(12AX7)×2, 12AZ7×2 • Inputs : Unbalanced×3(Line1, Line2, Line3), Balanced×1 • Outputs : Unbalanced, Balanced • Gain : Unbalanced-Unbalanced 10dB              Balanced-Balanced 2.3dB • Frequency Response : 10Hz ~ 60KHz (FLAT) • Function : Power on-off, Input selector, Remote Volume control,                     Balanced and Unbalanced output selector • Amplifier Dimensions : 435mm(W) × 435mm(D) × 200mm(H) • Net Weight : 22kg • Gross Weight : 37kg [FEATURES] 1. Alumium panel, anodized chassis 2. Gold-plated glass epoxy pcbs with 2oz copper thickness 3. Audiophile grade components:       - Precision resistors       - Alps blue velvet Remote volum control       - Jantzen silver/gold, silver supreior coupling capacitors       - Silver-plated wiring       - Silver contact relays       - Very large filter capacity       - Gold plated tube socket 4. Mute 5. Premium Gold-plated RCA connectors 6. Factory selected tubes 7. Lundahl balanced input transformers 8. Lundahl transformer for balanced output