4 Channel Full Range Class D Amplifier with Bluetooth Receiver

NSLM-4200-DSP is a high-performance, four-channel, full-range Class D power amplifier designed for users seeking superior sound quality and flexible tuning. Not only does it offer powerful power output and a wide frequency response, but it also features an advanced built-in digital signal processor (DSP), facilitating professional tuning and personalized sound optimization. It is an ideal choice for modern in-car and multi-channel audio systems. Its four-channel design allows for flexible front and rear speaker configurations, creating an immersive, surround-sounding sound environment to meet the needs of diverse musical styles. It accurately reproduces every detail, from deep bass to crystal-clear highs, ensuring authentic and powerful musical performance. Whether pop, rock, or classical, it delivers flawless performance. The built-in digital signal processor (DSP) provides powerful support for professional tuning. Users and engineers can use the DSP to precisely adjust frequency response, crossover points, delay, and EQ parameters, easily customizing the sound and enhancing the overall listening experience. The addition of DSP adds flexibility and professionalism to audio systems, enabling tuning optimization tailored to suit diverse environments and needs.

NSLM-4200 is a high-performance, four-channel, full-band Class D power amplifier designed for in-vehicle and outdoor audio systems requiring high sound quality and high power output in harsh environments. It combines robust power performance with excellent frequency response, robust protection, and intelligent startup control. Its four-channel design allows for flexible front and rear speaker configurations to create a more immersive sound experience, compatible with a variety of vehicle or device audio systems. It boasts IPX4 waterproof performance and utilizes high-quality TE waterproof connectors to effectively prevent moisture and dust intrusion, making it suitable for stable operation in outdoor environments such as motorcycles, boats, and ATVs/UTVs. A built-in triple protection system against short circuits, overloads, and overheating ensures stable and safe operation in extreme environments, reducing the risk of system failure.

NIP7-4150 BTC is a four-channel, full-range Class D power amplifier with integrated Bluetooth control. Designed for outdoor and in-vehicle audio systems, it's particularly well-suited for use in harsh environments such as motorcycles, UTVs, ATVs, and boats. Its powerful output, rugged design, multi-source input, and convenient Bluetooth control make it an ideal choice for users seeking high performance and ease of use. Operating at 14.4V, the amplifier supports 4-ohm and 2-ohm loads, delivering 100W and 150W RMS per channel, respectively, while maintaining less than 1% total harmonic distortion (THD) for pristine, powerful sound. Utilizing a high-efficiency, full-band Class D architecture, it offers a wide frequency response, making it suitable for a variety of speaker configurations and music styles.

NSTE-4020 is a compact, stable, four-channel, full-range Class D amplifier designed for in-vehicle and outdoor applications, particularly for space-constrained users who demand high-quality sound and durability. Its compact dimensions of just 138mm × 96mm × 49mm make it easy to conceal and easily install, while also offering a wide range of placement options for motorcycles, electric vehicles, ATVs, and boats. Operating at 14.4V, each channel supports stable operation into a 2-ohm load, with a single channel delivering 20W RMS power with less than 1% distortion, ensuring clear and smooth sound quality. The NSTE-4020 features a fixed input sensitivity of 2V, compatible with standard audio sources, simplifying setup and lowering the barrier to entry. Dedicated TE waterproof connectors effectively prevent moisture and dust from intruding, enhancing system reliability in humid, dusty, or even lightly splashed environments. It is ideal for motorcycle audio upgrades, open-back vehicle audio systems, and other applications requiring high weather resistance.

NIP7-4150 is a four-channel, full-range Class D amplifier designed for harsh environments. With its IPX67/IPX7-rated water and dust resistance and efficient heat dissipation, it's the ideal audio core for off-road vehicles, motorcycles, boats, and outdoor sound systems. The amplifier's one-piece die-cast aluminum heat sink ensures efficient heat dissipation while providing a robust barrier for the internal circuitry, fully protecting it from moisture, dust, and the elements. Its stable and powerful power output delivers clear, rich audio performance, accurately reproducing high-frequency detail and mid- and low-frequency dynamics. The NIP7-4150 offers an optional built-in DSP (digital signal processing) module, providing advanced users with even more refined sound tuning capabilities. It implements professional functions such as EQ, time delay, and crossover control, enabling the creation of a more personalized and professional audio system.