Nobsound Subwoofer Amplifier - 100W Mono Channel Digital Class D Power Amp with Power Supply for Passive Speakers and Subwoofers

• Adopting classical TPA3116 amp IC, class D amplification, max output power can reach 100W(4Ω load), easily to drive most passive subwoofers and match perfectly with them.
• With 3.5mm AUX audio input, perfectly compatible with many audio devices such as phone,TV, MP3, CD players, computers, amplifier with low frequency output etc.. With built-in preamplification circuit, can match well with the audio sources that with low signal output.
• Reasonable circuit, concise wiring layout and perfect protection, no sparks no shock. Adopting TL072 op amp with ultra-low distortion and dynamic balanced, the sound is very smooth and natural.
• Mini size with exquisite appearance, aluminum alloy black case looks fashionable and attractive. With strong output power and high-quality sound, especially designed for the customers who pursue HiFi sound.
• Warm tips: 1. This is Nov. 2022 latest updated version, simplify the circuit, upgrade the components and greatly improve the sound quality. 2. This is mono channel subwoofer version, if you want mono channel full-frequency version please search ASIN: B07CGBGQGD

Product Description: Experience powerful, refined audio with the Nobsound Subwoofer Amplifier, featuring a classic TPA3116 amp IC and Class D amplification. This compact powerhouse delivers a maximum output power of 100W (4Ω load), effortlessly driving most passive subwoofers with perfect harmony. Its 3.5mm AUX audio input ensures compatibility with a plethora of devices, including phones, TVs, MP3 players, and CD players, while the built-in preamplification circuit seamlessly matches with low signal outputs. The amplifier's circuitry is thoughtfully designed for concise wiring and superior protection, ensuring a safe, spark-free operation. Equipped with a TL072 op amp, it boasts ultra-low distortion and a dynamic balance, resulting in a smooth, natural sound quality that delights audiophiles. The mini size and sleek, aluminum alloy black case not only look stylish but also provide durability. This amplifier is engineered for customers who have a passion for HiFi sound, offering a strong output power coupled with high-quality audio reproduction. Parameters Brand: Nobsound Model: NS-03G SUB (subwoofer version) Audio input: 3.5mm AUX Audio ouput: banana speaker jacks Number of channel: mono Chip: TPA3116D2 OP amp: TL072 Max. output power: 100W Frequency range: 20Hz-180Hz (SUB version) THD: ≤ 0.01% SNR: ≥ 118dB Input sensitivity: ≤ 280mV Matched speaker impedance: 4-8Ω Working voltage: DC 12V-24V Dimensions(W*D*H): 69*88*33mm / 2.72*3.46*1.30in Package dimensions(W*D*H): 150*150*50mm / 5.91*5.91*1.97in Net weight: 190g / 0.42lb Package weight: 610g / 1.34lb Packing List 1× NS-03G SUB Amplifier 1× 19V Power Supply 1× User Manual