Nature Sound series is the newly designed products made by Shuguang Corporation in 2012. They are improved on the basis of Treasure series with the purporse of beautify the appearance and sound quality of the former tubes. The hi-end products will give you a refreshing feeling .  A pair of 6CA7-T tubes are packed in its original box (if buy one does not package in original box). They have shining gold pins and excellent sound quality, which is considered the top tubes in China.

Direction：  Tianlaizhiyin tubes Shuguang Group factory celebrate the 50th anniversary of 2008 after the launch of Treasures series, another great masterpiece!  This series is the dawn of the R & D team in the version on the basis of the the existing treasures Imperial possession, absorbing domestic and foreign the various gall advantage of, which lasted three years constantly upgrading temper made??.  The product is very particular about the use of materials, including...

Shuguang CV181-Z 50th Anniversary Collection Edition Vacuum Tube  Electronic  Replaces 6N8P/6sn7 100% original factory and brand new the price is for one matched pair Name: Treasure CV181 Category: Front pipe Model: CV181-Z Introduction: Adopting "High Polymer Compound Carbon" technology; Adopting "Super Alloy" technology; Newly designed and manufactured glass shells to increase vacuum volume; Improve vacuum extraction technology to effectively increase vacuum degree; Adopting a...