Mighty 40BT Digital Modeling Amplifier Mighty 40 BT is a 40 watt powered amplifier with 4 channels, digital effects, 3-band EQ and tuner. And you can connect any device by Bluetooth for playing along with your favorite music or backing track. Mighty 40 BT is 10-inch dynamic speaker equipped modeling amplifier, it's powerful. You can customize and save your own presets and bring your sound to any stage. You can connect your mobile phone to Mighty 40 BT via the Bluetooth and play along with your favorite music. NU-X has developed a mobile application to control Mighty 40 BT amplifier with your smart phone. You can switch the amp's channels and control the Gain, Level and Tone parameters. Choose any effect you want and adjust the parameters. You can control everything, and there are more functions including some application exclusive features.  There are 3 modulation effects and a noise gate, Also added is a backing track library for your jam. The internet is a big library, you can find everything you need for improving your guitar skill or jamming for fun. Mighty 40 BT provides the musical sound that will keep you playing for countless of hours. Each preset can be customized, and you can save the presets to personalize your amp with your very own sounds. Its striking appearance and exceptional sound quality make it a favorite among players who want to stand out both visually and sonically Features: 8 presets with gain 3-band EQ 9 digital effects 3 effects can be activated simultaneously Bright and colorful LED buttons User friendly interface