Features: Floppy Driver: Interface: 34 pin floppy driver interface, 5V DC 4 pin power plug Format of disk: Cylinders: 80 Tracks: 160 Sectors/Track: 9 Bytes/Sector: 512 Data Transfer rate: 500 kbps Encoding method: MFM Panel: 8 segment numbers: Represent partitions number Green LED: Status of read and write operation USB port: Connect USB flash drive Button: When no USB flash drive plugged on emulator: Left button used to rise ten-digit, right button used to rise single-digit, press 2 button together to rise hundred-digit, when the hundred-digit is 'b', the image mode used. When an USB flash drive plugged on emulator: Left button used to transfer data from built-in memory into USB flash drive, right button used to transfer data from USB flash drive into built-in memory. Firmware version of emulator: Keep pressed 2 button together, power on, 8 segment numbers will display firmware version and data of emulator to detect different model. Error Code: E0: No specified file in USB flash drive E16: Built-in memory fault Jumper Setting: J5: --- JA: Set to generate READY signal on 34pin of floppy driver interface JC: --- JB: --- S0: Driver select 0 S1: Driver select 1 MO: Motor Specifications: Model: SFRM72-FU-DL Compatibility: Suitable for Yamaha Korg Roland Electric Organ with 720KB floppy drive Voltage: 5V DC Interface: USB port, 4 pin power plug, 34 pin plug Housing material: ABS Size (L x W x H): Approx. 122 x 102 x 25mm / 4.8 x 4.0 x 1.0inch Color: Gray (Shown as the picture) Package weight: 98g Package Included: 1 x USB Emulator