Product overview
The P704 amplifier is a versatile 4-channel model designed to efficiently power a complete system. Powerful and precise, it offers great configuration flexibility with comprehensive settings for clear and dynamic sound reproduction.
Key product details
- 4/3/2 channel amplifier with low-level RCA inputs (0.25–6 V)
- Power output: 4 × 70 W RMS into 4 Ω – 4 × 110 W into 2 Ω – 2 × 230 W RMS in bridged configuration
- Extended frequency response 10 Hz – 30 kHz for detailed and balanced sound
- Adjustable high-pass and low-pass filters from 50 to 250 Hz, THD 90 dB
- Comprehensive protections (short circuit, overheating, low impedance, reverse polarity) and instructions included
- Protections: short circuit / low impedance / reversal polarity / heat protection
Technical specifications
| Verified product specifications | |
|---|---|
| Rms Power (4 Ω) | 4 × 70 Watts |
| Rms Power (2 Ω) | 4 × 110 Watts |
| Bridged Rms Power (4 Ω) | 2 × 230 Watts |
| Low Pass Crossover | 50-250 Hz (12 dB/octave) |
| High Pass Crossover | 50-250 Hz (12 dB/octave) |
| Frequency Response | 10 Hz – 30 kHz |
| Dimensions (L X W X H) | 174 × 158 × 99 mm – 6.85’’ × 6.2’’× 3.9’’ |
| Official product specifications | |
| Power Output | 4 × 70 W |
What you are ordering
The exact BLAM model shown above, SKU BLAM-P704. Match power, impedance, dimensions and included components to your planned system before checkout.
Technical information verified against the official BLAM product page.


