---
title: rawRSSI()
framework: IOBluetooth
role: symbol
role_heading: Instance Method
platforms: [macOS 10.7+]
path: iobluetooth/iobluetoothdevice/rawrssi()
---

# rawRSSI()

Get the raw RSSI device (if connected).

## Declaration

```swift
func rawRSSI() -> BluetoothHCIRSSIValue
```

## Return Value

Return Value Returns the raw RSSI of the device.

## Discussion

Discussion This value is the perceived RSSI value, not relative the the golden range (see getRSSI for that value). This value will not available on all Bluetooth modules. If the value cannot be read (e.g. the device is disconnected) or is not available on a module, a value of +127 will be returned.