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B4-X Portable Dual-Mono Vacuum Tube Balanced Headphone Amplifier Audio Amplifier - Picture 1 of 8
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B4-X Portable Dual-Mono Vacuum Tube Balanced Headphone Amplifier Audio Amplifier

stars-machines
(1661)
Registered as a business seller
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US $206.99
ApproximatelyEUR 177.64
or Best Offer
Was US $217.88 (5% off)What does this price mean?
Recent sales price provided by the seller
Condition:
New
Offer ends in: 4d 6h
2 available
People are checking this out. 3 have added this to their Watchlist.
Breathe easy. Returns accepted.
Postage:
US $14.35 (approx EUR 12.32) eBay SpeedPAK Standard.
Located in: Guangzhou, China
This item includes applicable import fees – you won’t pay anything extra after checkout.
Delivery:
Estimated between Tue, 9 Sep and Mon, 15 Sep to 94104
Estimated delivery dates - opens in a new window or tab include seller's dispatch time, origin postcode, destination postcode and time of acceptance and will depend on delivery service selected and receipt of cleared paymentcleared payment - opens in a new window or tab. Delivery times may vary, especially during peak periods.
Returns:
30 days return. Buyer pays for return postage. If you use an eBay delivery label, it will be deducted from your refund amount.
Payments:
    Diners Club

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Seller assumes all responsibility for this listing.
eBay item number:267049790725
Last updated on 05 Jul, 2025 08:05:52 BSTView all revisionsView all revisions

Item specifics

Condition
New: A brand-new, unused, unopened and undamaged item in original retail packaging (where packaging ...
Brand
Unbranded
Type
Tube Balanced Headphone Amplifier
Color
Black
Number of Inputs
1
Model
B4-X
MPN
Does Not Apply
Compatible Product
Cable
Country/Region of Manufacture
China
Power
450mW
Number of Outputs
2
UPC
726146131346

Item description from the seller

Seller business information

I certify that all my selling activities will comply with all EU laws and regulations.
UNIFIED_SOCIAL_CREDIT_CODE: 91411325MA9F53T07W
About this seller

stars-machines

100% positive Feedback•13K items sold

Joined Jun 2016
Usually responds within 24 hours
Registered as a business seller
an industry machine planet
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Detailed seller ratings

Average for the last 12 months
Accurate description
4.9
Reasonable postage cost
4.9
Delivery time
4.9
Communication
4.9

Seller Feedback (2,589)

All ratings
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  • *****- Feedback left by buyer.
    Past month
    Verified purchase
    Really great items and seller with great services
    Reply from: stars-machines- Feedback replied to by seller stars-machines.- Feedback replied to by seller stars-machines.
    Thank you very much for your support
  • *****- Feedback left by buyer.
    Past month
    Verified purchase
    Good!!
    Reply from: stars-machines- Feedback replied to by seller stars-machines.- Feedback replied to by seller stars-machines.
    Thank you for your high evaluation of the product
  • *****- Feedback left by buyer.
    Past month
    Verified purchase
    Excellent customer service and great product. Highly recommended.
    Reply from: stars-machines- Feedback replied to by seller stars-machines.- Feedback replied to by seller stars-machines.
    Thank you for your high evaluation of the product
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