BUY STK442-070 https://www.utsource.net/itm/p/963517.html
SANYO IC
Description: STK442-070 is a SIP-ZIP (Single In-line Package-ZIP) power amplifier module manufactured by SANYO. Features: High power output: 140W + 140W (8Ω) Low distortion: 0.05% (1kHz, 8Ω) Low noise: -90dB (A-weighted) High efficiency: 85% Low power consumption: 1.5A (max) High input sensitivity: 0.2V (max) Wide frequency response: 10Hz to 100kHz High input impedance: 50kΩ Low output impedance: 0.1Ω Low output noise: -90dB (A-weighted) High slew rate: 20V/μs High output current capability: 8A (max) Applications: STK442-070 is used in various audio applications such as home theater systems, car audio systems, and professional audio systems. It can also be used in other applications such as power amplifiers, active speakers, and sound reinforcement systems. (For reference only)