Check the listing for details. Alesis Nitro Amp Pro. Condition: New. Listed at 209.65 USD. With the Alesis Nitro Amp Pro Get a powerful yet compact monitor for your electronic drum setup. The 8″ floor speaker delivers a whopping 80 watts of power – enough power to bring your electronic drum kit to life loud and clear. The specially tuned 8″ woofer ensures precise lows and a 2.5″ tweeter ensures brilliant highs – ideal for hearing every detail of your performance. You can easily stream music from your smartphone or tablet via Bluetooth and have full control while playing along with the separate volume control for the Bluetooth signal. Two line inputs allow you to connect your drum module and another instrument - perfect for spontaneous jam sessions. A 2-band EQ also gives you the opportunity to adjust the sound directly on the device. Thanks to its practical floor monitor shape,.