---
name: "SmartGroupModel.onBluetoothAdapterStateChange"
mode: "api"
versionRequirements:
  - { name: "@ray-js/panel-sdk", version: "1.5.0" }
title: "onBluetoothAdapterStateChange"
---

## SmartGroupModel.onBluetoothAdapterStateChange

> [VERSION] @ray-js/panel-sdk >= 1.5.0

### Description

Listen for Bluetooth adapter state change events

### Parameters

`(listener: Function)`

| Parameter | Type | Required | Description |
| --- | --- | --- | --- |
| `listener` | `(data: { available: boolean }) => number` | Yes | Event callback that receives parameters including available, etc. |

### Return Value

None


### Examples

#### Example

```typescript
const id = group.onBluetoothAdapterStateChange((data) => {
  console.log('Bluetooth status changed:', data.available ? 'Available' : 'Unavailable');
});
// Unregister when needed
group.offBluetoothAdapterStateChange(id);
```