There is a speed adjustment switch on the bottom of the tonearm counterweight. You can switch between 33 and 45RMP. You can also use the Pitch knob for fine-tuning.

The crackling sound can be caused by the following reasons. Please check in order:

1. The record may have dust or scratches and needs cleaning.

2. The tracking force is set incorrectly. If the needle pressure is too light, the needle might float. Adjust the tracking force to 3.5g. If using the default green rocket needle, rotate the counterweight to the end until it cannot rotate further.

3. The needle may be worn out due to prolonged use or mishandling. Please replace the needle with a new one.

Use the "Mode" button to switch to BT mode.

The blue BT indicator light will start flashing.

Find the name of "Arkrockeg Huygens" in the Bluetooth device list on your phone and click to connect.

The blue indicator light will turn into a steady state, indicating that you can now play music from your phone.

Please check the pre-amplifier on your powered speaker and ensure it is turned off.

Please check if the belt is installed correctly. Ensure the belt is placed in the middle section underneath the platter and is fully looped around the golden motor spindle. An incorrect belt position can cause speed issues.

For easy setup, if you're using the default AR-N60 cartridge, simply turn the counterweight all the way to the end. This will give you the default tracking force of 3.5

No, this turntable is 2-speed (33/45 RPM only).