UUID是“Universally Unique Identifier”的简称，通用唯一识别码的意思。对于蓝牙设备，每个服务都有通用、独立、唯一的UUID与之对应。也就是说，在同一时间、同一地点，不可能有两个相同的UUID标识的不同服务。

ServiceDiscoveryServerServiceClassID_UUID = '{00001000-0000-1000-8000-00805F9B34FB}'

BrowseGroupDescriptorServiceClassID_UUID = '{00001001-0000-1000-8000-00805F9B34FB}'

PublicBrowseGroupServiceClass_UUID = '{00001002-0000-1000-8000-00805F9B34FB}'

#蓝牙串口服务

SerialPortServiceClass_UUID = '{00001101-0000-1000-8000-00805F9B34FB}'

LANAccessUsingPPPServiceClass_UUID = '{00001102-0000-1000-8000-00805F9B34FB}'

#拨号网络服务

DialupNetworkingServiceClass_UUID = '{00001103-0000-1000-8000-00805F9B34FB}'

#信息同步服务

IrMCSyncServiceClass_UUID = '{00001104-0000-1000-8000-00805F9B34FB}'

SDP_OBEXObjectPushServiceClass_UUID = '{00001105-0000-1000-8000-00805F9B34FB}'

#文件传输服务

OBEXFileTransferServiceClass_UUID = '{00001106-0000-1000-8000-00805F9B34FB}'

IrMCSyncCommandServiceClass_UUID = '{00001107-0000-1000-8000-00805F9B34FB}'

SDP_HeadsetServiceClass_UUID = '{00001108-0000-1000-8000-00805F9B34FB}'

CordlessTelephonyServiceClass_UUID = '{00001109-0000-1000-8000-00805F9B34FB}'

SDP_AudioSourceServiceClass_UUID = '{0000110A-0000-1000-8000-00805F9B34FB}'

SDP_AudioSinkServiceClass_UUID = '{0000110B-0000-1000-8000-00805F9B34FB}'

SDP_AVRemoteControlTargetServiceClass_UUID = '{0000110C-0000-1000-8000-00805F9B34FB}'

SDP_AdvancedAudioDistributionServiceClass_UUID = '{0000110D-0000-1000-8000-00805F9B34FB}'

SDP_AVRemoteControlServiceClass_UUID = '{0000110E-0000-1000-8000-00805F9B34FB}'

VideoConferencingServiceClass_UUID = '{0000110F-0000-1000-8000-00805F9B34FB}'

IntercomServiceClass_UUID = '{00001110-0000-1000-8000-00805F9B34FB}'

#蓝牙传真服务

FaxServiceClass_UUID = '{00001111-0000-1000-8000-00805F9B34FB}'

HeadsetAudioGatewayServiceClass_UUID = '{00001112-0000-1000-8000-00805F9B34FB}'

WAPServiceClass_UUID = '{00001113-0000-1000-8000-00805F9B34FB}'

WAPClientServiceClass_UUID = '{00001114-0000-1000-8000-00805F9B34FB}'

#个人局域网服务

PANUServiceClass_UUID = '{00001115-0000-1000-8000-00805F9B34FB}'

#个人局域网服务

NAPServiceClass_UUID = '{00001116-0000-1000-8000-00805F9B34FB}'

#个人局域网服务

GNServiceClass_UUID = '{00001117-0000-1000-8000-00805F9B34FB}'

DirectPrintingServiceClass_UUID = '{00001118-0000-1000-8000-00805F9B34FB}'

ReferencePrintingServiceClass_UUID = '{00001119-0000-1000-8000-00805F9B34FB}'

ImagingServiceClass_UUID = '{0000111A-0000-1000-8000-00805F9B34FB}'

ImagingResponderServiceClass_UUID = '{0000111B-0000-1000-8000-00805F9B34FB}'

ImagingAutomaticArchiveServiceClass_UUID = '{0000111C-0000-1000-8000-00805F9B34FB}'

ImagingReferenceObjectsServiceClass_UUID = '{0000111D-0000-1000-8000-00805F9B34FB}'

SDP_HandsfreeServiceClass_UUID = '{0000111E-0000-1000-8000-00805F9B34FB}'

HandsfreeAudioGatewayServiceClass_UUID = '{0000111F-0000-1000-8000-00805F9B34FB}'

DirectPrintingReferenceObjectsServiceClass_UUID = '{00001120-0000-1000-8000-00805F9B34FB}'

ReflectedUIServiceClass_UUID = '{00001121-0000-1000-8000-00805F9B34FB}'

BasicPringingServiceClass_UUID = '{00001122-0000-1000-8000-00805F9B34FB}'

PrintingStatusServiceClass_UUID = '{00001123-0000-1000-8000-00805F9B34FB}'

#人机输入服务

HumanInterfaceDeviceServiceClass_UUID = '{00001124-0000-1000-8000-00805F9B34FB}'

HardcopyCableReplacementServiceClass_UUID = '{00001125-0000-1000-8000-00805F9B34FB}'

#蓝牙打印服务

HCRPrintServiceClass_UUID = '{00001126-0000-1000-8000-00805F9B34FB}'

HCRScanServiceClass_UUID = '{00001127-0000-1000-8000-00805F9B34FB}'

CommonISDNAccessServiceClass_UUID = '{00001128-0000-1000-8000-00805F9B34FB}'

VideoConferencingGWServiceClass_UUID = '{00001129-0000-1000-8000-00805F9B34FB}'

UDIMTServiceClass_UUID = '{0000112A-0000-1000-8000-00805F9B34FB}'

UDITAServiceClass_UUID = '{0000112B-0000-1000-8000-00805F9B34FB}'

AudioVideoServiceClass_UUID = '{0000112C-0000-1000-8000-00805F9B34FB}'

SIMAccessServiceClass_UUID = '{0000112D-0000-1000-8000-00805F9B34FB}'

PnPInformationServiceClass_UUID = '{00001200-0000-1000-8000-00805F9B34FB}'

GenericNetworkingServiceClass_UUID = '{00001201-0000-1000-8000-00805F9B34FB}'

GenericFileTransferServiceClass_UUID = '{00001202-0000-1000-8000-00805F9B34FB}'

GenericAudioServiceClass_UUID = '{00001203-0000-1000-8000-00805F9B34FB}'

GenericTelephonyServiceClass_UUID = '{00001204-0000-1000-8000-00805F9B34FB}'

1)https://www.bluetooth.org/zh-cn/specification/assigned-numbers/service-discovery