About the product The ARQ Aero Rhythm Trak from Zoom is an all-in-one production and live performance instrument with an integrated drum machine sequencer synthesizer looper clip launcher and MIDI controller. The ARQ consists of two powerful components the Base Station and the detachable Ring Controller. The Base Station houses all the I/O and on-board sounds and effects including 468 drum/instrument sounds 70 types of synthesizer sounds and dozens of digital effects. Connections include dual line-level 1/4 TRS jacks for sampling phrases into the looper and stereo 1/4 jacks for connecting to any line-level mixer PA or studio monitoring system. Also included is a stereo 1/4 headphone jack with a dedicated volume control. Additionally a USB port allows for connections to a computer while the SD card slot lets you save patterns and loops import prerecorded audio and update firmware. The Ring Controller communicates with the Base Station and DAWs via wireless Bluetooth. It features 96 velocity and pressure-sensitive pads for clip launching and playing drum sounds instrument sounds and sequences. Any sound or musical phrase can be played chromatically or by any of the dozens of preset scales in any key. The Ring s unique Grip Detection automatically prevents accidental triggering of the pads under your hands while dedicated buttons at the top and bottom of the controller provide transport controls (Rec/Play/Stop) as well as multiple effects including filter delay reverb and master FX on/off. The on-board 3-axis accelerometer generates MIDI control messages to alter sounds and effects in real time. The internal Lithium-Ion battery automatically charges when the ring is placed on the Base Station. The ARQ Aero Rhythm Trak ships with the Base Station Ring Controller and an AC power adapter. Feature- Base Station w/ 538 Sounds 400 Presets- Drum Machine Sequencer Synthesizer- Looper Clip Launcher MIDI Controller- Wireless Bluetooth Ring Controller- 96 Velocity- and Pressure-Sensitive Pads- 3. Product details Price $757.00 Brand Zoom SKU 41483 Shipping cost $19.00 UPC 884354016050.