Tubes are Mullard 12AX7/ECC 83 Short Plates. Cover on remote doesn't stay on well because plastic nubby thing came off. The item "Jolida JD1501RC Integrated Hybrid Tube Amplifier" is in sale since Friday, January 1, 2021. This item is in the category "Consumer Electronics\TV, Video & Home Audio\Home Audio\Receivers & Amplifiers\Amplifiers & Preamps". The seller is "xander5037" and is located in Allison Park, Pennsylvania. This item can be shipped to United States.