Compact Size Bluetooth Controller

NSLBT-3 is a portable Bluetooth controller with integrated Bluetooth reception and multi-source control. It's designed for in-car, marine, and outdoor audio systems, especially where access to a power source is inconvenient. Its built-in battery eliminates the reliance on external power supplies found in traditional controllers, delivering true wireless freedom and convenient control. It supports multiple input sources, including Bluetooth, a 3.5mm audio jack, and head unit audio output, making it highly adaptable and easily integrated into any audio system. Standard RCA outputs allow direct connection to an amplifier or powered speakers, providing stable and reliable audio output quality. Its high compatibility makes it suitable not only for traditional car audio systems but also for use in UTVs, motorcycles, RVs, boats, and even home audio systems. The NSLBT-3 offers comprehensive control functions, including volume adjustment, play/pause, track switching, and mode switching. All common operations are easily accessed through on-screen buttons, eliminating the need to constantly reach for your phone, enhancing user experience and safety. The simple and intuitive operation makes it easy for even first-time users to get started quickly. Easily create a convenient and efficient audio control experience.

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.

AM-2015 is a compact, two-channel, IC-class A/B car amplifier designed for small audio systems and space-constrained environments. It's ideal for driving low-power speakers and meeting everyday audio needs. Its wide frequency response, covering 20Hz to 20kHz, accommodates a wide range of musical styles. The amplifier supports high-level and low-level input switching, making it compatible with a wide range of in-car audio sources, whether used with original head units or retrofitted audio equipment. Built-in fixed high-pass filters (HPF) and low-pass filters (LPF) effectively separate the audio frequency bands, ensuring clean sound and preventing interference caused by frequency overlap. With an input sensitivity range of 200mV to 9V, it supports a wide range of signal strengths, facilitating connection and adjustment for diverse devices. Independent gain controls for both the front and rear channels allow users to adjust the volume for customized sound balance and fine-tuning.

NSBT-HUB is a multi-functional Bluetooth hub device that integrates Bluetooth transmission and reception functions, designed specifically for wireless upgrades to audio systems. Whether used as a Bluetooth transmitter, converting wired audio sources into wireless signal output, or as a Bluetooth receiver, receiving audio signals from mobile devices, it can easily handle the tasks, greatly enhancing the flexibility and wireless convenience of audio systems. The NSBT-HUB supports master-slave mode switching: in master mode, audio signals from the AUX input or Bluetooth can be wirelessly transmitted to Bluetooth-enabled audio devices, headphones, or speakers for efficient audio transmission; in slave mode, Bluetooth audio signals can be received from mobile phones, tablets, and other devices, and connected to an amplifier or audio system via the RCA output interface for playback, easily achieving a wireless upgrade for traditional audio systems. The product supports a stable Bluetooth transmission distance of up to 30 meters, effectively avoiding disconnection and delay issues, and ensuring a high-quality audio transmission experience. It also features a volume adjustment knob, allowing users to directly control the volume without relying on external devices, making operation more intuitive and convenient.

NSM-2020 is a miniature, two-channel Class D car amplifier measuring just 110mm (length) x 92mm (width) x 45mm (height). This significantly reduces installation space and is ideal for installation in confined areas such as under the dashboard, next to seats, or other discreet locations, while still delivering excellent performance. Its wide frequency response, covering 20Hz to 20kHz, faithfully reproduces rich details from bass to treble, satisfying the needs of a wide range of musical styles. The amplifier supports high- and low-level input switching for robust compatibility, making it easily compatible with both original audio sources and external devices. A signal-sensing function enables automatic power-on, and a built-in 12V remote output facilitates control and integration with other devices.

NSM-4020 4-channel mini-size class D amplifier delivers 20W RMS power per channel into a 4-ohm load. Leveraging efficient Class D amplification technology, the NSM-4020 not only delivers stable power performance but also effectively reduces energy consumption and heat generation, extending device life and reliability. It supports high-level and low-level input switching, offering excellent compatibility, making it easy to connect to both the original vehicle audio system and external audio sources. Equipped with adjustable high-pass filters (HPF) and low-pass filters (LPF), users can freely adjust the audio frequency range to suit different speaker types and listening preferences, achieving precise crossover and sound optimization, enhancing overall audio performance. A wide input sensitivity range (200mV to 9V) facilitates matching with various signal sources to meet the needs of different vehicle audio systems. A signal-sensing auto-start function ensures hands-free power-up, enhancing user convenience.