JVC KS-AX5801 Black AV receiver

KS-AX5801 - Mono, 600w Max 400w RMS at 2 Ohms, 250w RMS at 4 ohms - 600W Max Power.
- 400W RMS x 1 at 2 ohms.
- 250W RMS x 1 at 4 ohms.
- Class-AB Circuit.
- PWM Regulated MOS-FET Power Supply.
- MOS-FET Output Stage.
- Frequency Response: 20 - 300Hz (0, -3dB).
- S/N: more than 60dBA at 2Vrms.
- LPF (50-300Hz, -18dB/oct).
- LED Illumination.
- Subsonic Filter (20-50Hz, -18dB/oct).
- Phase Control (0/180 degree).
- Variable RCA Input Level Control (0.3 - 6V).
- Variable Speaker Input Control (1.2-12V).
- Variable Bass Boost Control (45Hz, 0-18dB).
- Gold-Plated RCA Jacks.
- Gold-Plated Block Terminals (Power:4AWG / Speakers:8AWG).
- Protection Circuitry (Thermal / Short Circuit / Overload / DC Offset).
- Anti-Pop Circuit.
- Control Panel on the Top (Cover).