react-native-bt-device/ios/BtDevice.h

#ifdef RCT_NEW_ARCH_ENABLED
#import "RNBtDeviceSpec.h"

@interface BtDevice : NSObject <NativeBtDeviceSpec>
#else
#import <React/RCTBridgeModule.h>

@interface BtDevice : NSObject <RCTBridgeModule>
#endif

@end