Amazon.com: Casematix Studiocase Travel Studio Hard Case Compatible with Alesis Sr18 or Sr16 Drum Machines, 25 Key Mini Akai Professional Mpk Midi or IK iRig Keys 2 Mini and Accessories in Customizable
Amazon.com: Accessory USA Ac Dc Adapter for ALESIS SR18 SR-18 Portable Drum Machine Replacement Switching Power Supply Cord Charger : Musical Instruments
Amazon.com: UpBright 12V AC/DC Adapter Compatible with Alesis SR18 SR-18 SR18X110 High-Definition Drum Machine Performance Pad Pro PadPro Percussion Instrument 12VDC 500mA 12.0V 0.5A 1A DC12V Power Supply Charger : Musical Instruments