734 reviews analysed
1. Neoteck Bluetooth 4.2 Stereo Audio Amplifier Receiver with 6J4 Vacuum Tubes Certified aptX Low Latency, 2 Channel Mini Hi-Fi Class D Integrated Amp for Home Passive Speakers 50W + 50W
- Home Hi-Fi integrated amplifier, 50W RMSx2 (4 ohms, 20 Hz – 20 kHz, 0.04% THD), Adopt Texas Instruments TPA3116D2 chip, exclusively designed for the customers who pursue HiFi sound
- Bluetooth Receiver, range: about 40 ft– Adopt CSR64215 Bluetooth 4.2 core Supports the aptX Low Latency codec to virtually eliminate audio-visual lag making an ideal choice for watching TV/ movies. For best results, use with aptX Low Latency supporting speakers
- Adopt 2pcs 6J4 tubes, It could make sound soft, thick, sweet and transparent, tubes can be replaced by 6K4, 6J1, GE5654, 6AK5, 6ж1П, 6BC5, 403A/B, EF40, EF95 and so on
- Advanced circuitry design, built-in speakers protection circuit, solid aluminum chassis for long time use, small size, good looks, simple functionality, and excellent sound quality
- 【Power amp + Headphone amp】 Power amplifier is easy to connect to your audio system with no software to install or settings to change. Headphone amp supports most headphones of high impedance 16-300Ω, Perfectly suited for your High impedance headphone
2. Rockville BluTube 70W Tube Amplifier/Home Theater Stereo Receiver with Bluetooth
- Rockville BluTube Bluetooth tube 70 watt amplifier/home theater stereo receiver
- Rockville BluTube audiophile grade tube amplifier with Bluetooth. 25 watts x 2 RMS @ 8 ohm. 35 Watts x 2 RMS @ 4 ohm. Tube Amps do not hard-clip even at high volumes and are extremely efficient. Due to this the amp sounds more like double the rated power!.
- Built in Bluetooth with 33 foot range. Built-in preamplifier. (2) sets of RCA inputs to connect to any audio device like a TV, laptop, or MP3 player, etc.
- Headphone output. Vu meter. Adjustable bass and treble (2 band equalizer). USB input for music files from USB thumb drive. Usb can charge your phone or other USB device. Rear speaker terminals: banana Plug/ binding post outputs for 2 speakers.
- Frequency response (3dB): 25hz-20khz. Input impedance: 47Ko. Input sensitivity: 300mV. Output Impendence: 4-8ohm. Total harmonic distortion): =0.02%. Signal-to-Noise ratio(s/n): =86dB. Bluetooth: 2.1+Edr. Usb: Supports WAV/MP3/WMA/APE/FLAC. 110V/220V switchable. Unit weight: 6.6 lbs. Unit dimension: 10.6″X10.2″X5.1″.
3. P1 Bluetooth 5.0 Vacuum Tube Preamplifier Hi-Fi Valve Headphone Amplifier Wireless Receiver Audio Decoder Preamp USB DAC APTX
- P1 is a Bluetooth vacuum & valve tube preamplifier and headphone amplifier. Headphone output is 160mW @32Ω and is suitable for 32~300Ω headphones and headsets.
- Classic 6J5 vacuum & valve tube can provide warm retro tube sound. It can be replaced by US RCA / 6AH6, Russian 6C2C and so on.
- It supports Bluetooth/USB/RCA inputs from various devices like iPod, Phone, MP3, TV, Blu-ray players, Echo Dot, CD players, computer etc.
- Bluetooth 5.0 supports APT-X, APT-X LL lossless transmission. PC-USB supports 24bit 192KHz and is compatible with Windows/Mac/Linux system
- Treble & bass control can achieve different sound style. Bypass function can suspend the tone control circuit to achieve purer music experience.
4. T20 Bluetooth Tube Amplifier Stereo Receiver 2 Channel Class D Digital Mini Hi-Fi Power Amp Preamp Compact Integrated Headphone Amplifier for Home Passive Speakers with 6J4 Vacuum tubes + Power Supply
- CSR64215 Bluetooth 4.2 core support aptX low latency, Streaming range up to 39ft(12m), With Bluetooth and AUX selector, no pop when Bluetooth connecting
- 50W RMS X 2(4 ohms, 20 Hz – 20 kHz, 0.04% THD), built-in speakers protection circuit, best for outdoor/ bookshelf/ computer/ desktop /ceiling /floor standing speakers, can use iPod, Phone, MP3 players, TV, Echo Dot, CD players, or Streaming Media players as input
- Adopt 2 x 6J4 tubes to get clear audio sound, tubes can be replaced by 6K4, 6J1, GE5654, 6AK5, 6ж1П, 6BC5, 403A/B, EF40, EF95 and so on, with headphone output for 16-64ohm headphones.
- Small simple compact design but practical and powerful, Hi-Fi Bluetooth amplifier receiver exclusively designed for the customers who pursue HiFi sound
- Power amp + Preamp + Headphone amp, perfectly suited for your desktop or a smaller space in your home or office, digital amplifier is easy to connect to your audio system with no software to install or settings to change
5. AIYIMA 6J4 Tube Amp Amplificador,Bluetooth 4.2 TPA3116D2 Power Digital Home Audio Amplifiers 50Wx2 HiFi Stereo Vacuum Tube Amplifier with Treble Bass Adjustment (6J4-Silver)
- Using classical tube 6j4 design and optimize the route
- Tube can be replaced design,soft voice.Adopt the Dual run amplifier chip NE5532 power conversion module.Adopt TPA3116D2 Amplifier chip,Bluetooth 4.2 CSR64215 chip and HT97220 Chip
- The power circuit is completely separate from the audio circuit ,in order to Minimize interference
- DC12V-24V power supply,Frequency Response is 20Hz-20kHz(±3dB),All aluminum alloy shell,heavy gold PCB,gold-plated RCA interface and Bluetooth Audio input,Control ways:Potentiometer knob and Toggle switch,3.5mm headphone jack
- Can match digital power amplifier,Analog power amplifier,Active speakers
6. Nobsound NS-10P Mini Vacuum Tube Preamp Audio Hi-Fi Stereo Pre-Amplifier Treble & Bass Control
- Notice: ① Preamplifier needs to work with amplifiers or active devices
- ② Not PHONO preamp and can’t be used for record players
- Excellent sound performance
- No background noise
- Warm and soft tube sound
- Sound quality enhancement
- Pure tube preamplifier
- Suitable for all amplifiers and music types
- With independent treble, bass and volume control
- Vacuum tubes can be replaced by various models
- Mini size and exquisite appearance
- CNC aluminum shell and front panel
- Blue tube light
- Mellow and solid touch feeling
7. Nobsound MS-10D MKIII HiFi Bluetooth Hybrid Tube Power Amplifier Stereo Subwoofer Amp USB/Opt/Coax
- MKIII is the upgrade version of our popular MKII. MKIII is added with coaxial and optical inputs as well as active subwoofer output. The circuit design is also upgraded to ensure lower background noise and purer sound.
- With 5 kinds of audio input (Bluetooth, USB, Coaxial, Optical, RCA) and 3 kinds of audio output (Banana speakers, subwoofer, 3.5mm headphone), compatible with almost all audio devices such as mobile phone, notebook, PC, PSP, CD players and so on to meet the different needs of home audio systems.
- Low-requency signal output is speciallyed designed to connect active subwoofer, strengthen bass sound effects to bring more shocking experience just like in the cinema. With treble and bass control to bring more delicate sound according to your own listening style.
- Using 6P1 and 6N1 vacuum tubes, the sound is clear, warm, smooth and delicate, U-disk supporting lossless music formats such as WMA/WNV/MP3/FLAC to provide HiFi enjoyment.
- Unique design and attractive appearance, exquisite black lacquered panel and retro vacuum tube are combined to create a luxurious and elegant artistic atmosphere, very suitable for home and desktop audio system use.
With 5 kinds of audio input (Bluetooth, USB, Coaxial, Optical, RCA) and 3 kinds of audio output (Banana speakers, subwoofer, 3.5mm headphone), compatible with almost all audio devices such as mobile phone, notebook, PC, PSP, CD players and so on to meet the different needs of home audio systems.
Low-requency signal output is speciallyed designed to connect active subwoofer, strengthen bass sound effects to bring more shocking experience just like in the cinema. With treble and bass control to bring more delicate sound according to your own listening style.
Using 6P1 and 6N1 vacuum tubes, the sound is clear, warm, smooth and delicate, U-disk supporting lossless music formats such as WMA/WNV/MP3/FLAC to provide HiFi enjoyment.
Unique design and attractive appearance, exquisite black lacquered panel and retro vacuum tube are combined to create a luxurious and elegant artistic atmosphere, very suitable for home and desktop audio system use.
Audio input: Bluetooth, USB/U-disk, Coaxial, Optical, RCA
Audio output: speaker jack, 3.5mm headphone jack, subwoofer
U-disk supporting formats: WMA/WNV/MP3/FLAC
Bluetooth version: 4.2
Rated power: 25Wx2
Tube model: 6P1x2+6N1x2
Frequency response: 20HZ-20KHZ
Input impedance: 47
Output impedance: 4-16Ω
Signal to noise ratio: 80DB
Net weight: 4.0KG
Package weight: 5.0KG
1*Tube Amplifier with Power Cord
8. Nobsound Vacuum Tube Bluetooth Power Amplifier ; 2.0 Channel Mini Tube Amp ; Wireless Audio Receiver ; Stereo HiFi Headphone Amplifier ; 50W x 2 / Bluetooth 4.2 / TPA3116D2 / NE5532 / APT-X (Black)
- Can achieve 50W x 2 strong power and 1.2MHz modulation power and <
- 0.1% distortion. Bluetooth 4.2 can ensure stable and high quality wireless music transmission. Support APT-X. 18-month warranty.
- Adopt 6J4 vacuum tube. Sound is soft, thick, sweet and transparent. Convenient to replace other compatible tubes like 6136；6AC7；6AU6；6BX6；6N8
- EF80；EF94；6M-H1；TM12；6Ж4П；6С2П. Totally no background noise and no pop sound.
- Can be used as speaker power amp / headphone amplifier / wireless receiver. Its compact size make it suitable for most scenarios. It can be easily placed on your desktop or equipment.
- Equipped with 24V power supply, max output power up to 50W*2, can easily drive most home speakers. Gold-plated RCA / Banana interface can avoid sparks when power plug in. With overheat, overload and short circuit protection.
- With Bass and Treble Control, can work with MP3, CD, DVD,TV, PC, iPhone, Smart phone, Android phone, iPad, Tablets, Turntable, etc.),It is also suitable for Bookshelf/ Computer/ Desktop/ Theater audio system and so on, different matching brings you hear beautiful music anytime and anywhere.
9. Nobsound Bluetooth Vacuum Tube Power Amplifier Class D HiFi Digital Audio Amp 100W (50W×2) (Black)
- Vacuum tube power amplifier with Bluetooth, 3.5mm jack and Stereo L/R RCA input
- Power amplifier uses TPA3116 as the core chip, 1.2MHZ modulation frequency, high-power output distortion of less than 0.1% (10W), up to 50W + 50W dual-channel output power
- Audio signal input can be computer, CD, phone and lossless player, or use bluetooth function to connect Phone and Tablet PC
- Easily switching between different sound sources with its audio input selection
- Treble & bass adjustment; Sound is warm and broad; No background noise; Gold-plated for input and output terminals; 6J2 valve tube; Mini size suitable for desktop
Some customers may find the Bluetooth can’t be connected or found. Here is the solution.
1. Power off the M8 and your phone.
2. Wait for 5s and then power on both.
3. If it still can’t be discovered, repeat 1 and 2 and it should work.
If the problem can’t be solved, please contact us at [email protected]
- Tube: 6J2
- Amplifier Chip: TPA3116
- Rated output power: 2*30W /8Ω, 2*50W /4Ω
- Audio input: 1 set of RCA input; 1 * 3.5mm stereo input; 1 * Bluetooth input
- Audio output: 1 set of Banana Speaker Jacks
- Signal to noise ratio: ＞99dB
- Frequency: 50Hz-60Hz
- Dimensions: 16*11.5*7 cm (including tube height)
- Power supply: universal DC 19V 4.7A
- 1 * Power Amplifier
- 1 * Power supply
- 3 * 6J2 tube (one spare tube)
- 1 * Bluetooth antenna
For noise issue:
- There is a large probability that the low-quality audio cable causes the static noise.
- Please make sure the sound source is fine since tube amplifiers will amplify all sound including the noise.
- Please check whether the tubes are plugged well on the tube sockets or not.
- Devices like routers, mobile phones will also interfere in the audio signal and may cause static noise.
- If your problem can’t be solved, please feel free to contact us. We will be very glad to help you and try our best to make you satisfied.
By our suggestions above, we hope that you can found Stereo Vacuum Tube Amp Bluetooth for you.Please don’t forget to share your experience by comment in this post. Thank you!