YAQIN MS-500B HiFi Integrated High-Fidelity Combined Class A Vacuum Tube Amplifier
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Bile duct:12AU7X2, 6N8PX2
300B-NX2, 5Z3P rectifier tube
Components: Reasonable structure
Adopting fever circuit,
Clear and detailed high frequency,
Full middle frequency,
Loose and powerful low frequency dynamics
Mode: AUX4 pure post-level mode
AUX1-AUX3 signal selection keys
Electrical performance index:
Load impedance: 4Ω-8Ω
Maximum power consumption: ≤150w
Gross weight: 28kg
Signal-to-noise ratio: ≥84dB (A-weighted)
Use electron tube: 300B-N*2, 6N8P*2, 12AU7*2, 5Z3P*1
Frequency response: 5Hz-40kHz (-2dB)
Maximum output power: 8.5W+8.5W (4Ω or 8Ω)
Input sensitivity: combined ≤0.2V
Pure final stage≤1V
T8 plum blossom batch *1
Worldwide Free Shipping on SHENZHENAUDIO, Please allow 1-3 business days for conduct Quality Control in order to ensure the products quality.
If a customer would like the order reshipped, they’ll be charged a reshipment fee. Customers may also be subject to a restocking fee of up to 20 percent of the product cost.
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Given the amount of shipping partners we work with and the vast coverage area we serve, there are likely regions with much longer transit times than others. If you have any feedback, suggestions, or problems with the courier of your shipment, please feel free to submit a support ticket via the "Contact Us" button below.
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PO boxes or APO/FPO
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Estimated Delivery Time
For customers in the continental United States:
5 to 14 business days from the date of shipping
For customers in Hawaii and Puerto Rico:
2 to 4 weeks from the date of shipping
International customers can expect longer shipping times, depending on the country in which they live:
Canada: 1 to 3 weeks from the date of shipping
Australia, New Zealand, Germany, France, and the UK: 2 to 4 weeks from the date of shipping
Other countries not listed above: 3 to 6 weeks from the date of shipping
Please keep in mind that these are rough estimates and shipments can be delayed due to unforeseen circumstances, like postal strikes or severe weather.
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Easy 30-Day Return Policy
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Please read conditions below. If all conditions are not met, SHENZHENAUDIO reserves the right to refuse the return. All returned items must be in new condition, in their original unaltered box (including an intact UPC code) and must include all packing material, blank warranty cards, manuals and accessories. SHENZHENAUDIO can only refund the original purchase price. Shipping and handling fees are nonrefundable.
Defective or Damaged Items
Defective items may be repaired, exchanged or refunded at our discretion for the same model or manufacturer's equivalent model.
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Refunds & Credits
Once we receive and inspect your item(s), we will credit your account. Please allow 5-7 days for a credit to appear on your account. In most cases, we will issue your refund in the same way you made the original purchase. Please note: we can only refund the original purchase price. Shipping and handling fees are nonrefundable.
You will be responsible for paying for your own shipping costs for returning your item. Shipping costs are non-refundable. If you receive a refund, the cost of return shipping will be deducted from your refund.
ShippingTo return your product, you should mail your product to: 4F 405, Building F, No.2 Shangxue Science and Technology North, Bantian Street, Longgang Dist, ShenZhen, 518129 Guangdong, China
If you’ve done all of this and you still have not received your refund yet, please contact us at firstname.lastname@example.org.