Introduction Nobsound E6 adopts direct heated vacuum tubes, it features excellent characteristics, greater control ability and linearity, much ultra-low distortion, more transparent sound and little background noise compared with indirectly-heated tubes, the sound is so elegant and beautiful that nobody can escape from its intoxicating timbre.
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Powerful Subwoofer Amplifier: Compact but mighty, the NS-21G is a 100W mono amplifier designed for passive subwoofers and bass shakers. Featuring the efficient TPA3116 Class D amplifier chip, it delivers strong and clean bass for home theaters, desktop systems, and gaming rigs. RCA & AUX Input for Wide Compatibility: The NS-21G supports both RCA and 3.5mm AUX inputs, making it easy to connect with TVs, phones, tablets, computers, CD players, and streaming boxes. Its dual-input design ensures the subwoofer amp integrates smoothly into almost any home audio system. .
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Multiple audio inputs for different purposes: with 3.5mm AUX and phono inputs, supports both MM and MC cartridges and with MC input impedance settings, compatible well with different MM/MC record players and other audio devices to satisfy different demands. With headphone output and perfect design:can be used as a headphone amplifier to drive 32-300 ohm headphones. Reasonable and advanced circuit and high-quality components, such as power 3PCS JRC2608 op amps, high-end power management part etc.
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Passive preamp with no gain: Designed without built-in gain, the passive preamp is suitable for connecting to HiFi PC sound card, DAC and CD players with high output signal, as well as active speakers and pure power amplifiers with high gain themselves. Lossless audio performance: Enjoy pristine audio quality without any coloration or distortion. With the only standard RCA input and output, and a simple volume knob, the design focuses on delivering the purest sound without unnecessary functions. .
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Multiple audio inputs: with Bluetooth 5.0/Stereo RCA/USB(U-disk)/SD Card/FM Radio and MIC input, compatible with mobile phone, MP3 player, CD player, computer, decoder, etc. A variety of input methods are available for you to choose, allowing you to experience Karaoke or listen to great music anytime and anywhere. Max 50W+50W output power: 2.0 channel audio amplifier gives your entertainment system a boost, with unrivaled sound superiority and lets you enjoy high-quality amplified audio. It supports speakers with 4-16 ohm impedance, and has a good match with most home & car & boat speakers. Perfect design & Powerful function: with volume knob, treble, bass and echo control, microphone volume control, LED display can show the working status clearly, remote control and input selector button.
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With 3.5mm AUX input and 3.5mm headphone jack output, can be used as a headphone amp and a stereo preamp, compatible with most audio source such as MP3, ipod, phone, tablet, computer, CD player etc. and output can connect headphone, amplifier, active speaker etc. to greatly improve the sound quality.
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With AUX / USB / Bluetooth audio input, Bluetooth 5.0 input achieves much faster and more stable transmission, USB input has no need for driver, plug-and-play; compatible with most home audio devices such as ipod, phone, tablet, computer, CD player and so on.
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This unit features a GE5654 tube preamplifier and supports both phono/turntable and AUX inputs. With stereo L/R RCA outputs and a headphone jack, this amplifier is perfect for use with your favorite headphones or speakers.
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Powerful Output for All Headphones: Delivers up to 1100mW@32Ω output to drive 24–600Ω headsets with ease. Ideal for both sensitive IEMs and demanding over-ears, ensuring clear, rich, and dynamic audio performance. Flexible I/O for Wide Compatibility: Supports stereo RCA and 3.5mm AUX inputs, plus 6.35mm and 3.5mm headphone outputs. Easily connect DACs, PCs, phones, CD players. The 3.5mm output can also serve as a preamp output for amplifiers or active speakers. .
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Multiple audio inputs and outputs for different use purposes: With 3.5mm AUX/Stereo RCA/Bluetooth inputs, compatible well with almost all home audio devices. With 3.5mm AUX and speaker outputs, can be used as a tube preamp to improve the sound quality for other amplifiers or active speakers, also can be used as a tube amplifier to drive passive speakers. Pluggable Vacuum tube design and HiFi sound: using 6J4 tube, sounds warm and delicate, full and mellow, much softer and more listenable. Can be directly replaced by 6J1/6J4/ GE5654/6AK5/6*1N to enjoy different sound styles.
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Powerful Output for Any Headphone: With up to 1000mW of power, the P32 easily drives everything from sensitive earbuds to large gaming and high-impedance headphones (24-600Ω). You'll hear loud, clear, and dynamic sound, finally unlocking what your headphones are truly capable of. Also a Tube Preamp to Boost Your Speakers: Connect from 3.5mm jack and use P32 as a stereo tube preamp to add warmth and character to your desktop active speakers or a home power amplifier. P32 provides a significant upgrade to your entire sound system.
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Otherwise all looks new.
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7 INPUTS: The digital amp box supports various external sources - 2 RCA audio input for tuner, CD player, tape deck 2 1/4" microphone IN USB SD card. 3.5mm AUX IN and FM radio antenna Features RCA audio output 2 pairs banana plug speaker output.
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Seven sets of inputs: With 2 sets of COAX and 1 set of OPT input, support Bluetooth 5.0/IIS/USB/AES/EBU input, compatible with most audio devices, except Bluetooth, other interfaces are DSD decoding (DSD64). Advanced components and technologies: Using CPLD logic programming technology, clock regeneration, IIS signal de-jitter, DSD's DOP sound cancellation, 4 WM8741 chips have shields that can isolate electromagnetic interference. The femtosecond 957 crystal oscillator is used to make the sound more pure and soft. Powerful power supply: Equipped with German BLOCK 60VA transformer, the power supply adopts LT3042/LT3045 voltage regulator chip, 6 groups of independent first-level voltage stabilizers & 11 groups of second-level voltage stabilizers are used to supply power to each chip separate.
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Adopting innovative circuit design, DC 5-20V wide input working voltage, the amplifier circuit can always work at a high voltage of 26V, and the background noise index is excellent. With wide frequency response extension, excellent transient response, excellent purity and transparency, and good dynamic range.
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