The E-4 Voice Tweaker is an outrageously jammable box of fun that harmonizes, auto-pitches, vocodes, loops, and glitches your voice and anything else you feed it. Flip through hands-on controls to manipulate the sound, and chain in AIRA Compacts and other electronic instruments and let them ride in perfect sync.
Vocal performance tool with powerful voice transformer effects
Instantly shape the sound with pitch and formant sliders
Advanced vocal effects including Auto Pitch, harmony, and vocoder
Dial up unique rhythmic effects with the Scatter knob
Process the sound output with high-quality reverb, echo, tempo delay, and chorus effects
Low-cut filter and noise gate to eliminate unwanted sounds
24-second looper with unlimited overdubbing, undo/redo, and automatic BPM detection
Supports external MIDI control of pitch, harmony, and vocoder functions
¼-inch mic input with wide-ranging gain control
Headphones output with support for an inline mic
Comprehensive connectivity with audio, MIDI, and sync I/O plus AIRA Link
Lithium-ion battery with up to 3.5 hours of operation per charge
Sturdy construction and robust controls
Connect to other AIRA Compacts and standard MIDI devices with optional BOSS TRS MIDI cables
AUTO PITCH HARMONY VOCODER PITCH FORMANT SCATTER REVERB LOOPER
Maximum Recording Time
Approximately 24 seconds
7 segments, 4 characters (LED)
SYNC (IN, OUT) jacks: Miniature phone type MIX (IN, OUT) / HEADSET jacks: Stereo miniature phone type (Stereo, CTIA) MIDI (IN, OUT) jacks: Stereo miniature phone type MIC IN jack: Stereo phone type USB port: USB Type-C® (Audio, MIDI)
Rechargeable lithium-ion battery Obtained via USB port (USB bus power)
Expected battery life under continuous use
Approx. 3.5 hours * These figures will vary depending on the actual conditions of use.
Expected battery charging time
Approx. 3 hours * To charge the unit, use the USB port of a computer or a commercially available USB power supply adaptor (5 V, 500 mA or higher).
Leaflet ”Read Me First” USB Type-C to USB Type-A cable
SIZE AND WEIGHT
188 mm 7-7/16 inches
106.5 mm 4-1/4 inches
41.7 mm 1-11/16 inches
Weight (including batteries)
290 g 11 oz
Aria Compact Details
AIRA Compact puts Roland’s legendary creative magic in the palm of your hand. Jam, perform, and develop ideas anywhere with genre-defining sounds. Chain AIRA Compact instruments together to extend your palette—or connect with MIDI gear, computers, and music apps to expand your existing rig. Fun, affordable, and easy to learn, AIRA Compact brings serious musical power to creators on the move.
However and wherever you make music, AIRA Compact instruments are there for you. Stow one in a pocket or backpack and compose on the go. Mix and match them for busking, club performing, and livestreams. Or use them as high-quality sound generators and input devices for larger-scale performances and computer music production.
AIRA Compact provides ample I/O to interface with everything in your musical world. Synchronize and monitor multiple AIRA Compact instruments from one unit, connect with stereo audio and MIDI devices, and communicate with computers and mobile music apps via USB-C.
SMALL & MIGHTY.
AIRA Compact strikes the perfect balance between portability and power. Each model is small enough to slip in a pocket and features a tactile panel to jumpstart your creative flow. Onboard lithium-ion batteries provide hours of continuous fun per charge. And with Roland’s famous build quality, your AIRA Compact is ready for years of musical exploration.