The Audio Loudspeaker 300 Watt Subwoofer Amplifier delivers professional-grade performance with dual-channel ODM design. Engineered for precision and reliability, it features harmonic distortion of less than 0.08%, ensuring clean, accurate sound reproduction for demanding audio environments.
| Average Power at 8Ω | 1300W × 4 |
|---|---|
| Average Power at 4Ω | 2100W × 4 |
| Voltage Gain at 8Ω | 42.0 dB |
| Power Amplifier Topology | Class-AB |
| Frequency Response | 20 Hz to 20 kHz (±0.5 dB) |
| Total Harmonic Distortion | <0.08% |
| Signal-to-Noise Ratio | >98 dB |
| Damping Factor | >350 |
| Isolation (Cross-talk) | >60 dB |
| Slew Rate | >25 V/μs |
| Input Sensitivity | 0.77V / 1.0V / 1.4V |
| Input Impedance (Unbalanced / Balanced) | 10 kΩ / 20 kΩ |
| Airflow Direction | Front to back |
| Input Section | Balanced input with XLR female sockets; balanced parallel connection with XLR male sockets |
| Output Section | NL4 type SPEAKON socket |
| Front Panel Functions | Power on switch, volume control knob (stereo) |
| Back Panel Functions | Input sensitivity selector switch, grounding switch, parallel connection selector switch |
| Product Dimensions | 483 × 360 × 88 mm |
| Outer Packaging Dimensions | 530 × 410 × 130 mm |
| Gross Weight | 18 kg |
Guangzhou Jiuding Audio-Visual Technology Co., Ltd. excels in R&D, production, and sales, with its renowned "MEKEY" brand of top-tier audio gear.
Our expansive industrial plant spans over 6,000 square meters, featuring state-of-the-art production lines and quality systems. We specialize in crossover boards, speaker units, and audio processing. Facilities include R&D, production, quality inspection, and a showroom.
Guangzhou Jiuding Audio-Visual Technology Co., Ltd. offers comprehensive solutions from design to implementation. Our products, including speakers, amplifiers, and conferencing systems, are trusted across military, government, and large enterprises, boasting over 200,000 successful cases.
All shipped products are brand-new and original. We can provide factory authorization and commitment letters.
Before bulk orders, we offer free samples for inspection. The customer covers shipping.
Delivery depends on quantity. Bulk order production takes 7–12 days.
Sea and air freight are offered. Air freight is used for small items; batteries are excluded. Contact us for details.
Payment is made before shipment. The deposit varies with order amount.
Standard warranty is two years from shipment. Contact us for an extension.
After-sales service covers equipment failure and technical support. Our quality control reduces failures. We offer replacement or repair, plus a 24-hour hotline and online support.