This series is the important product after the Shuguang Treasure series (Very famous black glass valves).It is based on Shuguang Treasure serie, and absorbing the advantages of the global outstanding tube, gone through upgrading and renovation for three years.
The materials is very particular for this series, Including Japanese Toshiba Thoriated tungsten filament (electron emission stability, long life),German high-density carbon anode, High-purity high-density vacuum smelting graphite, Platinum gate, High transparent lead-free glass.
“Nature Sound” series of pin and socket are all gold plated (24K), and can withstand the test of Salt experimental years without fading, will not fade, good electrical properties.
Package Included: 2×ShuGuang Nature Sound Series 300B-T Vacuum Tube in Gift Box （Matched pair）
We ship the package within 1-3 days after the payment cleared.*
Shipping via DHL or UPS or FedEx or other express delivery takes 3-7 business days with a tracking number.
Shipping via China Post EMS or HK Post EMS usually takes 7-14 business days with a tracking number.
Shipping via China Post air mail or HK Post air mail usually takes 10-30 business days with a tracking number.
Faster payment, faster delivery.
Buyer pays any import taxes or customs duty.
All items are marked as low value on postal paper for customs to send that our buyers can save some customs fees.
Standard Return Policy:
If the item shows up defective or damaged, please email us immediately.
ONE-YEAR WARRANTY!!!
Brand new replacement with 14 days.
Defective situation must be reported to seller within 14 days upon receipt.
Returned item should be in its original box with all packing materials and shipped to us via a traceable shipping way.
We carefully inspect returned items upon receipt before issuance of refunds or exchanges.
Please allow up to 10 business days for us to process your return.
The customer needs to pay for the shipping costs for returning.
International Shipping:
We ship goods to worldwide. All the packages will come with a tracking number.
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