X is for Additional Xpression The A1X FOUR comes with 8 additional pedal-controlled effects to adjust volume, pitch, reverb, delay, andwah. Unlock the Potential of Your Acoustic Guitar Add a multitude of warm and rich tones to your guitar. From live unplugged performance sounds to the finger-playing style of country and blues, theres so much to choose from. Gorgeous effects and acoustic guitar modeling will take your instrument to places its never beenbefore. Give Your Sax an Entirely New Soundscape Perform that gritty, rock-and-roll sax growl. Or use the lush custom-chorus effect to emulate the sound of jazz fusion. The A1/A1X Four gives sax players a soundscape of possibilities. The all-new SaxChorus effect delivers a more natural double-track and thick tone response by softening the modulated sensation typical of a chorus designed for the electric guitar. With ready-made settings for EQ and Compressors your sax will preserve its acousticly warm sound, even when amplified throughmics. Take Your Trumpet Back to the Future From the bright sound of electric jazz to our signature Auto Wah sound effect, the A1/A1X gives you inspiration for any style you play. With the Tp MD70 preset patch the Pedal Wah sound is tuned, resonates and adapts to the low frequency range and curve of theTrumpet. Turn Your Violin Into an Orchestra From the rich, full sound of a string symphony to the raw, distorted explosion of metal, the A1/A1X FOUR have effects for everygenre. More Body for Your Harmonicas Soul Play punchy, mid-range sounds of a blues harp, or experiment with your own new sounds. Breathing new life into your harmonica has never been so much fun. Play through the preset patch Hm StevieW and get that famous harmonica sound as the choruss wet signal effect is modified to fit the frequency response of the chromatic harmonica. The A1/A1X even provides you with a truly effective simulation of the Bullet Mic, also known by harmonica players as the Green Bullet. Select the preset patch Hm Juke and now hear the legendary amplified, warm tone of the Green Bullet come to life, even when using any standard vocalmicrophone. Take Your Upright Bass to New Heights With focused highs and rich lows, the A1/A1X Four gives you control and flexibility from classical to rockabilly and all styles in between. Add octaves, select your piezo effect or create your own unique signaturesound. Tap into Your Performance Effortlessly toggle between patches and effects with two performance modes. MEMORY mode makes it easy to program your entire setlist by jumping from patch-to-patch. Use STOMP mode to turn individual effects on and off with the tap of yourfoot. No More Feedback The Anti-Feedback Filter detects and cuts frequencies that cause potentialfeedback.