Wood Vacuum Tube Pre-Amplifier w/ Bluetooth 5.0
Handcrafted vintage style tube preamp made of birch plywood! Features: 1. 6J1 precise matching 30W+30W 2. The tube of this product is replaceable and supports 6J1, 6m1, 6J2, 6m2, EF95, 6AK5, GE5725W, GE5654W and many other small 7-pin tubes. 3. Bluetooth 5.0 + AUX input Instructions: 1. Turn the switch/volume knob counterclockwise to ensure that the switch is off. 2. Install the randomly worn electron tube into the electron tube holder according to the direction (the electron tube is not divided into left and right, check whether the pin is deformed before installation, if there is any deformation, you can gently correct it with your hands, and slowly insert the electron tube vertically into the electron tube holder during installation. Be careful not to shake as much as possible). 3. The power amplifier output interface connects to passive speakers (R connects to the right channel, L connects to the left channel) or the AUX audio output interface connects to active speakers.