Model number: G-150 G150 is a hi-fi 4-ch amplifier, this amplifier is consist of series hi-fi components such as audio special SMT E-caps, high accurate resistors and capacitors, hi-fi audio opamps and hi-fi power transistors. FUNCTIONS: 1. Double side PCB and SMT components. 2. Hi-Fi design. 3. HPF/LPF function for both front and rear Chanel. 4. High accurate noise isolation circuit. 5. High power output. 6.2 Ohm load stable. 7. Short circuit, overload and over-temperature protecting. 8. Double Auto cooling fan with temperature control technology. 9. Toughened glass panel with Lighting logo. 10. Heavy duty terminal connectors. 11. Buffered output terminals.