The Fosi Audio Bluetooth Tube Amplifier is a portable stereo power amp that delivers high-quality audio performance. With its compact design and powerful capabilities, this amplifier is perfect for those who appreciate HiFi sound and want a versatile audio solution.

Featuring the QCC3031 wireless Bluetooth 5. 0 core, this amplifier supports aptX technology and allows for seamless streaming from up to 39ft (12m) away. The Bluetooth and AUX selector ensures easy connectivity without any popping sounds when connecting to your devices.

With a power output of 50W RMS X 2, this amplifier can drive various passive speakers including outdoor, bookshelf, computer, desktop, ceiling, and floor standing speakers. One of the standout features of this tube amplifier is its use of 2 x 6J4 tubes which provide clear audio sound.

These tubes can also be replaced with other compatible options such as the 6K4 or GE5654 to further customize your listening experience. Additionally, it includes a headphone output for compatibility with headphones ranging from 16-64ohms.

The Fosi Audio Bluetooth Tube Amplifier boasts a small yet practical design that makes it suitable for desktops or smaller spaces in your home or office. It can easily connect to your audio system without the need for any software installation or settings adjustment.

Overall, the Fosi Audio Bluetooth Tube Amplifier offers outstanding versatility with its wireless connectivity options and ability to drive various types of passive speakers. Its tube technology ensures clear sound reproduction while its compact design makes it an ideal choice for those seeking HiFi sound in limited spaces.

The Nobsound MS-10D Tube Amplifier with Bluetooth and USB is a versatile audio power amplifier that combines the classic warmth of vacuum tube technology with modern connectivity options. With an output power of 25W+25W at 8Ohm, this amplifier is suitable for loudspeakers ranging from 25w to 100w, making it ideal for both small and medium-sized rooms.

The amplifier features two groups of RCA audio inputs, as well as Bluetooth and USB playback capabilities, allowing you to easily connect your devices and enjoy high-quality music. The MS-10D Tube Amplifier also boasts a sleek design with gold or black color options, making it a stylish addition to any home or retail space.

Its compact size (31. 2cm x 27cm x15cm) ensures easy placement in any room without taking up too much space. This amplifier is equipped with two types of tubes - the 6N1 and the 6P1 - which contribute to its rich sound quality, providing crystal clear audio reproduction across a wide frequency range (28Hz -20KHz).

The input sensitivity of 300mV ensures optimal performance even with low-level input signals. In addition to its impressive features, the Nobsound MS-10D Tube Amplifier supports various music formats through its USB connection, including WMA/WMV/MP3/APE/FLAC lossless music format playback.

It also supports Bluetooth connectivity for seamless streaming from smartphones, tablets, and other compatible devices. Overall, the Nobsound MS-10D Tube Amplifier offers a combination of vintage charm and modern convenience in one device.

Its powerful performance and versatile connectivity options make it an excellent choice for audiophiles looking to enhance their listening experience at home or in commercial settings such as coffee shops or retail stores.

The Douk Audio P2 Bluetooth Tube Preamp Headphone Amplifier is a versatile and powerful device that enhances your audio experience. With multiple audio input options including Bluetooth, Stereo RCA, U-disk, and TF Card, you can easily connect various devices and enjoy your favorite music in high quality.

The amplifier also features a stereo RCA output as well as a 3. 5mm headphone jack for convenient listening options. This amplifier supports a wide range of formats for U-disk and TF Card playback, including MP3, WMA, APE, FLAC, and WAV files.

It has a maximum storage capacity of 32G for both U-disk and TF card usage. The tube model used in this amplifier is the 6K4*2 which ensures warm and rich sound reproduction. With an impressive frequency response of ±3dB (20Hz-20KHz), this amplifier delivers balanced sound across the entire spectrum.

You can also adjust the treble/mid/bass range by ±6dB to customize your listening experience according to your preferences. The Douk Audio P2 Bluetooth Tube Preamp Headphone Amplifier has an input sensitivity of 0.

775V with low THD (Total Harmonic Distortion) of only 0. 05%, guaranteeing clear and distortion-free audio playback. The SNR (Signal-to-Noise Ratio) is ≥98dB ensuring minimal background noise interference.

This compact amplifier operates on DC 12V power supply and has dimensions of 115*128*33mm / 4. 53*5. 04*1. 30in making it suitable for desktop or portable use.

The Douk Audio X1 160Wx2 Bluetooth Tube Amp for Turntables is a versatile and powerful amplifier designed to enhance your audio experience. With multiple audio input options, including Bluetooth 5. 0, stereo L/R RCA, MM Phono, and Turntables, this amp allows you to easily connect various devices and enjoy high-quality sound.

Featuring banana speaker jacks and low-frequency output for connecting an active subwoofer, this amplifier ensures that every detail of your music is reproduced with precision. The built-in Bluetooth chip supports APTX and APTX-HD codecs, ensuring a stable connection and superior audio quality when streaming wirelessly.

Equipped with the TDA7498E amp IC and NE5532 op amp, the Douk Audio X1 delivers a maximum output power of 160W+160W (4Ω load), providing ample power to drive your speakers effectively. With a frequency response range of 20Hz-20KHz (±3dB) and a signal-to-noise ratio greater than 90dB, this amplifier produces clear highs, rich mids, and deep lows.

The compact design of the Douk Audio X1 makes it suitable for desktop use or integration into any home entertainment setup. Its dimensions of 115*166*60mm (4. 53*6. 54*2. 36in) ensure easy placement without taking up too much space.

Overall, the Douk Audio X1 160Wx2 Bluetooth Tube Amp for Turntables is an impressive amplifier that offers versatility in connectivity options while delivering powerful sound reproduction. Whether you're enjoying vinyl records or streaming music wirelessly from your devices, this amplifier will enhance your listening experience with its exceptional performance.

The HiFi Tube Bluetooth Preamp Amplifier with Tone Adjustment is a versatile and powerful audio device that brings a touch of nostalgia to your modern music setup. This preamp amplifier features advanced Bluetooth 4.

2 technology, allowing you to easily connect wirelessly to your favorite devices and stream music with pristine audio quality. Equipped with a 6J5 tube, this amplifier delivers warm and rich sound reproduction, adding depth and character to your music listening experience.

The inclusion of Treble Bass Tone Adjustment ensures that you can fine-tune the sound according to your preferences, allowing for a personalized audio output. Designed with both functionality and aesthetics in mind, this preamp amplifier boasts a sleek black exterior that will seamlessly blend into any home entertainment system or studio setup.

Its compact size makes it easy to place on any surface without taking up too much space.

The Nobsound B100 Bluetooth 5. 0 Tube Amplifier is a versatile and powerful audio device that combines modern technology with classic tube amplifier design. With multiple audio inputs including Bluetooth, optical, coaxial, PC-USB, and stereo RCA, this amplifier allows you to connect a variety of devices for an enhanced listening experience.

The USB DAC feature supports high-resolution audio playback with a sampling rate of 24Bit/8-384kHz, while the coaxial and optical inputs offer a sampling rate of 24Bit/44. 1kHz-192kHz.

The NE5532 DC12V2A Bluetooth 4. 2 HIFI Preamp for Home Audio is a versatile and high-quality tube amplifier that offers an enhanced audio experience. This preamp features the NE5532 chip, which ensures clear and crisp sound reproduction while minimizing distortion.

With a built-in Bluetooth 4. 2 module, you can easily connect your devices wirelessly and stream your favorite music with ease. The 6J5 home audio tube amplifier adds warmth and depth to your sound, making it perfect for those who appreciate the rich tones of analog music.

The fever bile preamp tone board provides a balanced output, allowing you to enjoy a well-rounded audio experience with excellent clarity. Equipped with a 470UF/25V capacitor, this preamp ensures stable power supply and smooth operation for optimal performance.

The DC12V2A power input allows for easy compatibility with various power sources.

The HiFi Bluetooth Tube Preamp Amplifier with Tone Adjustment is a high-quality audio device designed to enhance your listening experience. This amplifier features a built-in Bluetooth 4. 2 technology, allowing you to wirelessly connect your devices and stream music with ease.

The inclusion of tube preamp amplification ensures that your audio signals are amplified with precision and clarity, resulting in a rich and immersive sound. With its treble and bass tone adjustment capabilities, this amplifier allows you to customize the sound output according to your personal preferences.

Whether you prefer deep bass or crisp highs, this amplifier can deliver it all. The buffer design ensures that the signal passes through without any distortion or interference, maintaining the integrity of the original audio.

The stylish black design adds an elegant touch to any audio setup, making it a visually appealing addition to your home entertainment system. The compact size makes it easy to place on any shelf or tabletop without taking up too much space.