Infinity REF-7521A Features:

• 2-channel Amplifier
• Power Output: 97 watts RMS x 2 channel at 4 ohms and ≤ 1% THD + N
• 142 watts RMS x 2 channel at 2 ohms, 14.4V supply and ≤ 1% THD + N
• Signal-to-Noise Ratio: 83 dBA (reference 1 Watt into 4 ohms)
• Dynamic Power: 190 watts at 2 ohms
• Effective Damping Factor: 6.389 at 4 ohms
• Frequency Response (-3dB): 10Hz to 69kHz (-3dB)
• Maximum Input Signal: 5.5V
• Maximum Sensitivity: 240mV
• RCA output for another amplifier