Portable Dual-mono Vacuum Tube Amplifier Audio Headphone Amp B4-x Eu Plug

$459.00
+ $11.99 Shipping

Portable Dual-mono Vacuum Tube Amplifier Audio Headphone Amp B4-x Eu Plug

  • Brand: Unbranded
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Portable Dual-mono Vacuum Tube Amplifier Audio Headphone Amp B4-x Eu Plug

Portable Dual-mono Vacuum Tube Amplifier Audio Headphone Amp B4-x Eu Plug

  • Brand: Unbranded
Price: $459.00
Sold by:
$459.00
+ $11.99 Shipping

In stock

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Description

The difference between B4 and B4-X 1. B4-X is a dual-mono balanced version. Its left and right channel are amplified by independent components, and power supply, tubes, and op amp are all independent and symmetric. So the degree of sound separation is higher than B4. 2. B4-X adopts 2 groups of independent power supply(+12V and -12V) for 2 op amps, less mutual effects and can drive 300Ω headphones. 3. The circuit adopts dual op amp parallel output, with higher output power. 4. B4-X has 3.5mm and 2.5mm 2 kinds of output interface, suitable for most of balanced and standard headphones. Tube: RAYTHEON JAN5899 x2 Lithium Battery: 12V, 1000mA Charging time: 2-2.5 hours Working time: 4-4.5 hours Output power: 450mW Voltage: AC100-240V SNR: 105dB Colour: Black material: metal
  • Fruugo ID: 328750893-726074134
  • EAN: 819707576509

Delivery & Returns

Dispatched within 3 days

  • STANDARD: $11.99 - Delivery between Wed. 22 October 2025–Wed. 29 October 2025

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Product Compliance Details

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Manufacturer
The following information outlines the contact details for the manufacturer of the relevant product sold on Fruugo.

  • Jinjiang Nikai Trading
  • Jinjiang Nikai Trading Co., Ltd.
  • quanzhoushi jin jiang shi chidian zhen bai jie jin jie 1#1211
  • Quanzhou
  • CN
  • 362200
  • mickcara@mickcara.com
  • 8613625959351

Responsible Person in the EU
The following information outlines the contact information for the responsible person in the EU. The responsible person is the designated economic operator based in the EU who is responsible for the compliance obligations relating to the relevant product sold into the European Union.

  • Y & H S.R.L.
  • Y & H S.R.L.
  • Via Gravina 21 MT matera,Trani,Puglia
  • Trani
  • IT
  • 75100
  • itlyhsrl@gmail.com
  • 0039 3917722149