TUNG-SOL 6SL7 6SL7GT Vacuum HIFI Audio Valve Upgrade 6N9P 6N9 6H9C 5691 6N2 12AT7 Electron Tube Amplifier Amp Kit DIY

Description Report Item Thank you for visiting DONDWEN Vacuum tube brand export store. Brand new Russia TUNG-SOL 6SL7 6SL7GT Vacuum Tube Upgrade 6N9P 6N9 6H9C 5691 6N2 12AT7 for HIFI Audio Valve Electronic Tube Amplifier Kit DIY Factory Test and Match Quad About service warranty: The electronic tubes operated by our store are all brand-new high-quality genuine products of the original factory. We offer a 15-month warranty period from the date of purchase. Free replacement of any quality problems within one year. The factory strictly tests and matches all pipelines. Purchase 2 pieces = exact match. Buy 4 pieces = 4 pieces precision matching. We can match multiple tubes (four tubes and eight tubes) = the same parameters according to customer requirements. You can also provide pipeline parameters based on the customer. We will find the same pipeline for you. As long as there is a need, we can serve you until you are satisfied. About Packaging: We use multi-layer Pearl cotton and bubble bags. Shockproof reinforced packaging. This ensures the safe arrival of the product.