4 Channel Full Range Class D Marine Amplifier

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.

NSTE-4020-BT is a four-channel, full-band Class D power amplifier with integrated Bluetooth receiver. Designed for applications such as motorcycles, electric vehicles, ATVs, and UTVs, where size, durability, and a wireless audio experience are paramount, this amplifier not only delivers efficient and stable amplification but also incorporates wireless connectivity, significantly enhancing ease of use and system integration. Each channel delivers 20W RMS output into a 2-ohm load (within 1% total harmonic distortion). Its high-performance, full-band Class D amplification architecture delivers clear, balanced, and powerful sound, covering the entire 20Hz to 20kHz frequency range and ensuring accurate rendering of musical details. For waterproofing, the product utilizes TE's professional-grade waterproof connectors and achieves IPX4 to IPX5 ratings, ensuring stable and reliable operation in humid, dusty, and even lightly splashed environments. Equipped with a Bluetooth wireless receiver module, users can easily connect their smartphones, tablets, or other Bluetooth devices to the amplifier, allowing them to stream their favorite music without wiring, greatly enhancing operational freedom and entertainment experience.

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.

NSLBM-4120 4-channel full-range class D amplifier is IPX5-rated for waterproofing and features a rugged mechanical structure (ME structure) that withstands diverse environments, ensuring safe and stable operation in damp and dusty conditions. It is particularly suitable for outdoor audio and automotive applications. The NSLBM-4120 delivers 80W RMS power per channel into a 4-ohm load, increasing to 120W RMS into a 2-ohm load, with distortion below 1%. This ensures clear, detailed, and dynamic sound, meeting the high-fidelity and high-power requirements of multi-channel systems. A DIP switch allows for flexible crossover mode selection. The built-in low-pass filter (LPF) supports 120Hz and 80Hz settings, while a high-pass filter (HPF) is adjustable from 50Hz to 250Hz for 2-channel operation, allowing precise adjustment to suit speaker and system requirements, enhancing overall audio performance.

NSLM-8200 8-Channel full-range class D amplifier meets users' needs for high power, high definition, and flexible multi-channel configurations. Its superior performance and reliable protection make it an ideal choice for high-end audio retrofits and complex audio systems. Operating at a standard 14.4V voltage, the amplifier delivers 150W per channel into a 4-ohm load and up to 200W per channel into a 2-ohm load, with a total harmonic distortion (THD) below 1%, ensuring pristine sound quality and exceptional dynamics. Its eight-channel design allows users to achieve a richer soundstage, meeting the complex demands of multi-channel surround, front-to-rear soundstage, and multi-driver systems, creating an ultimate listening experience. From deep bass to detailed highs, every detail is fully reproduced, satisfying the most demanding audio quality requirements. The NSLM-8200 supports signal-sensing start, automatically powering on when an audio signal is detected, simplifying operation. Built-in short-circuit, overheating, and overload protection effectively ensure system safety and extend service life.