Product highlights

Product highlights

• 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
• 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
• Using classical tube 6j4 design and optimize the route
• The power circuit is completely separate from the audio circuit ,in order to minimize interference
• Can match digital power amplifier,analog power amplifier,active speakers

Product highlights

• Fully balanced headphone amplifier,including balanced input interface.
• Use relay for mute control.humanized operation with memory function.
• Military grade 6n3 electronic tubes and carefully tuned circuits.powerful drive circuit up to 600mw at 64ω .
• Hi-end volume control njw1195 produced by jrc japan.
• Aluminum cnc,very fine workmanship.

Product highlights

• 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!.
• 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.
• Rockville blutube bluetooth tube 70 watt amplifier/home theater stereo receiver
• 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.
• 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: 10.6x10.2x5.1.

Product highlights

• 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;
• Small simple compact design but practical and powerful, hi-fi bluetooth amplifier receiver exclusively designed for the customers who pursue hifi sound;
• Csr64215 wireless bluetooth 4.2 core support aptx low latency, streaming range up to 39ft(12m), with bluetooth and aux selector, no pop when bluetooth connecting;
• 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.
• 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;

Product highlights

• Used book in good condition

Product highlights

• Bluetooth 4.2, aux, and usb inputs
• High quality headphone amplifier built in
• Tube warmth, class d efficiency
• Subwoofer output for adding an active subwoofer
• Extremely low thd

Product highlights

• ❤️ classic design: featuring a polished piano black case and a brushed aluminum face, the exposed tubes and lighted vu meter combine to give this amp a sexy appearance.
• ❤️ powerd amplifier: the 25-watt hybrid tube amp can sound as loud or louder than a 50-watt solid-state amp.
• ❤️ warm and rich sound: the tube preamp stage adds warmth and richness that solid-state circuits can't touch, breathing new life into your digital music.
• ❤️ various connections: featuring usb, wired rca and wireless bluetooth connections, it achieves a level of versatility and easy usability that is unsurpassed.
• ❤️ satisfaction guaranteed: 30-day money back and 1-year warranty.

Product highlights

• It uses a ecc83/12ax7 preamplification tube and a 6v6gt power tube for the amplifier section, plus a celestion super 8 gba-15 speaker.
• It includes a low input and a high input, with the former attenuating the signal by approximately 50% and the latter being easier to overdrive.
• As the title indicates, this guitar amplifier features a 5-watt tube power amplifier and a celestion brand speaker.
• The amplifier handles frequencies between 80hz and 10khz, with hum and noise -75db below the rated power and 0.5% total harmonic distortion.
• While tone is always debatable, the increased dynamic range and even-order harmonic distortion of tubes produces the better sound.

Product highlights

• Revolutionary infinium tube life multiplier technology:
• World-famous, british engineered 8'' turbosound speaker
• Hand-built 5-watt class-a amplifier driven by 1 x el84 tube
• Way cool vintage look and feel
• Authentic preamp design from the '60s featuring 1 x 12ax7 tube—everything from purring blues to mind-blowing crunch