---
title: "init(fileURL:instrumentType:bankMSB:bankLSB:presetID:)"
framework: audiotoolbox
role: symbol
role_heading: Initializer
path: "audiotoolbox/ausamplerinstrumentdata/init(fileurl:instrumenttype:bankmsb:banklsb:presetid:)"
---

# init(fileURL:instrumentType:bankMSB:bankLSB:presetID:)

## Declaration

```swift
init(fileURL: Unmanaged<CFURL>, instrumentType: UInt8, bankMSB: UInt8, bankLSB: UInt8, presetID: UInt8)
```