1. Multiple Input Jacks: Check if the amplifier has two or more input jacks, typically labeled as "Input 1" and "Input 2." These jacks allow you to connect two guitars simultaneously.
2. Switchable Channels: Some amplifiers have switchable channels, which means they have separate preamp sections for each input. This allows you to use different settings for each guitar, such as different levels of distortion or EQ.
3. Stereo Operation: If the amplifier is capable of stereo operation, it should have two speaker outputs. This allows you to connect two speaker cabinets and play each guitar through a separate speaker.
4. Power Handling: Make sure the amplifier has enough power to handle the combined output of two guitars. If the amplifier is underpowered, it may not be able to produce a clear and undistorted sound when both guitars are playing at once.
5. Impedance Matching: Ensure that the impedance of your guitars matches the impedance of the amplifier's input jacks. Mismatched impedance can affect the sound quality and potentially damage the amplifier.
If the guitar amplifier has these features, it should be able to accommodate two guitars. However, it's always best to refer to the amplifier's user manual or consult with the manufacturer to confirm its capabilities and any specific instructions for connecting multiple guitars.