Zk-x302 Bluetooth 5.0 Tube Amplifier Module 6j1 Tube Module Us Plug

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. Connect the power adapter (power adapter AC110V and AC220V are common)4. Turn the switch/volume knob to turn on, and the indicator light flashes. This product has two audio input modes: AUX wired and Bluetooth wireless. AUX wired input is preferred. Choose the audio input method you want.5. Rotate the switch/volume knob to adjust the volume to an appropriate level. Enjoy the charm of tube amplifiers quietly.Plug Type:US Plug,it applies to Canada, India,Mexico, Thailand, the United States, the Philippines,Taiwan and so on.Adapter power supply: DC12V, 3AAudio input: AUX+BluetoothInput sensitivity: 800mVAdapted speakers: 4-8 ohms, 5-50WPower output: MAX 30W x 2Frequency response range: 20Hz-20KHztype:Tube Amplifier Modulemodel:ZK-X302colour:BlackMaterial:Metalsize:107 x 80 x 39mmPackage Contents:1 x Electron Tube Amplifier ModuleOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.