1# @ohos.bluetooth.constant (Bluetooth Constant Module) 2 3The **constant** module provides definitions of the constants used in Bluetooth. 4 5> **NOTE** 6> 7> The initial APIs of this module are supported since API version 10. Newly added APIs will be marked with a superscript to indicate their earliest API version. 8 9 10 11## Modules to Import 12 13```js 14import constant from '@ohos.bluetooth.constant'; 15``` 16 17## ProfileId 18 19Enumerates profiles. 20 21**System capability**: SystemCapability.Communication.Bluetooth.Core 22 23| Name | Value | Description | 24| -------------------------------- | ------ | --------------- | 25| PROFILE_A2DP_SOURCE | 1 | Advanced Audio Distribution Profile (A2DP).| 26| PROFILE_HANDSFREE_AUDIO_GATEWAY | 4 | Hands-Free Profile (HFP). | 27| PROFILE_HID_HOST | 6 | Human Interface Device (HID) profile. | 28| PROFILE_PAN_NETWORK | 7 | Bluetooth personal area network (PAN) profile. | 29 30 31## ProfileConnectionState 32 33Enumerates the profile connection states. 34 35**System capability**: SystemCapability.Communication.Bluetooth.Core 36 37| Name | Value | Description | 38| ------------------- | ---- | -------------- | 39| STATE_DISCONNECTED | 0 | Disconnected. | 40| STATE_CONNECTING | 1 | Connecting.| 41| STATE_CONNECTED | 2 | Connected. | 42| STATE_DISCONNECTING | 3 | Disconnecting.| 43 44 45## MajorClass 46 47Enumerates the major classes of Bluetooth devices. 48 49**System capability**: SystemCapability.Communication.Bluetooth.Core 50 51| Name | Value | Description | 52| ------------------- | ------ | ---------- | 53| MAJOR_MISC | 0x0000 | Miscellaneous device. | 54| MAJOR_COMPUTER | 0x0100 | Computer. | 55| MAJOR_PHONE | 0x0200 | Mobile phone. | 56| MAJOR_NETWORKING | 0x0300 | Network device. | 57| MAJOR_AUDIO_VIDEO | 0x0400 | Audio or video device.| 58| MAJOR_PERIPHERAL | 0x0500 | Peripheral device. | 59| MAJOR_IMAGING | 0x0600 | Imaging device. | 60| MAJOR_WEARABLE | 0x0700 | Wearable device. | 61| MAJOR_TOY | 0x0800 | Toy. | 62| MAJOR_HEALTH | 0x0900 | Health device. | 63| MAJOR_UNCATEGORIZED | 0x1F00 | Unclassified device. | 64 65 66## MajorMinorClass 67 68Enumerates the major and minor classes of Bluetooth devices. 69 70**System capability**: SystemCapability.Communication.Bluetooth.Core 71 72| Name | Value | Description | 73| ---------------------------------------- | ------ | --------------- | 74| COMPUTER_UNCATEGORIZED | 0x0100 | Unclassified computer. | 75| COMPUTER_DESKTOP | 0x0104 | Desktop computer. | 76| COMPUTER_SERVER | 0x0108 | Server. | 77| COMPUTER_LAPTOP | 0x010C | Laptop. | 78| COMPUTER_HANDHELD_PC_PDA | 0x0110 | Hand-held computer. | 79| COMPUTER_PALM_SIZE_PC_PDA | 0x0114 | Palmtop computer. | 80| COMPUTER_WEARABLE | 0x0118 | Wearable computer. | 81| COMPUTER_TABLET | 0x011C | Tablet. | 82| PHONE_UNCATEGORIZED | 0x0200 | Unclassified mobile phone. | 83| PHONE_CELLULAR | 0x0204 | Portable phone. | 84| PHONE_CORDLESS | 0x0208 | Cordless phone. | 85| PHONE_SMART | 0x020C | Smartphone. | 86| PHONE_MODEM_OR_GATEWAY | 0x0210 | Modem or gateway phone.| 87| PHONE_ISDN | 0x0214 | ISDN phone. | 88| NETWORK_FULLY_AVAILABLE | 0x0300 | Device with network fully available. | 89| NETWORK_1_TO_17_UTILIZED | 0x0320 | Device used on network 1 to 17. | 90| NETWORK_17_TO_33_UTILIZED | 0x0340 | Device used on network 17 to 33. | 91| NETWORK_33_TO_50_UTILIZED | 0x0360 | Device used on network 33 to 50. | 92| NETWORK_60_TO_67_UTILIZED | 0x0380 | Device used on network 60 to 67. | 93| NETWORK_67_TO_83_UTILIZED | 0x03A0 | Device used on network 67 to 83. | 94| NETWORK_83_TO_99_UTILIZED | 0x03C0 | Device used on network 83 to 99. | 95| NETWORK_NO_SERVICE | 0x03E0 | Device without network service | 96| AUDIO_VIDEO_UNCATEGORIZED | 0x0400 | Unclassified audio or video device. | 97| AUDIO_VIDEO_WEARABLE_HEADSET | 0x0404 | Wearable audio or video headset. | 98| AUDIO_VIDEO_HANDSFREE | 0x0408 | Hands-free audio or video device. | 99| AUDIO_VIDEO_MICROPHONE | 0x0410 | Audio or video microphone. | 100| AUDIO_VIDEO_LOUDSPEAKER | 0x0414 | Audio or video loudspeaker. | 101| AUDIO_VIDEO_HEADPHONES | 0x0418 | Audio or video headphones. | 102| AUDIO_VIDEO_PORTABLE_AUDIO | 0x041C | Portable audio or video device. | 103| AUDIO_VIDEO_CAR_AUDIO | 0x0420 | In-vehicle audio or video device. | 104| AUDIO_VIDEO_SET_TOP_BOX | 0x0424 | Audio or video STB device. | 105| AUDIO_VIDEO_HIFI_AUDIO | 0x0428 | High-fidelity speaker device. | 106| AUDIO_VIDEO_VCR | 0x042C | Video cassette recording (VCR) device. | 107| AUDIO_VIDEO_VIDEO_CAMERA | 0x0430 | Camera. | 108| AUDIO_VIDEO_CAMCORDER | 0x0434 | Camcorder | 109| AUDIO_VIDEO_VIDEO_MONITOR | 0x0438 | Audio or video monitor. | 110| AUDIO_VIDEO_VIDEO_DISPLAY_AND_LOUDSPEAKER | 0x043C | Video display or loudspeaker. | 111| AUDIO_VIDEO_VIDEO_CONFERENCING | 0x0440 | Video conferencing device. | 112| AUDIO_VIDEO_VIDEO_GAMING_TOY | 0x0448 | Audio or video gaming toy. | 113| PERIPHERAL_NON_KEYBOARD_NON_POINTING | 0x0500 | Non-keyboard or non-pointing peripheral device. | 114| PERIPHERAL_KEYBOARD | 0x0540 | Keyboard device. | 115| PERIPHERAL_POINTING_DEVICE | 0x0580 | Pointing peripheral device. | 116| PERIPHERAL_KEYBOARD_POINTING | 0x05C0 | Keyboard pointing device. | 117| PERIPHERAL_UNCATEGORIZED | 0x0500 | Unclassified peripheral device. | 118| PERIPHERAL_JOYSTICK | 0x0504 | Peripheral joystick. | 119| PERIPHERAL_GAMEPAD | 0x0508 | Peripheral game pad | 120| PERIPHERAL_REMOTE_CONTROL | 0x05C0 | Peripheral remote control device | 121| PERIPHERAL_SENSING_DEVICE | 0x0510 | Peripheral sensing device. | 122| PERIPHERAL_DIGITIZER_TABLET | 0x0514 | Peripheral digitizer tablet.| 123| PERIPHERAL_CARD_READER | 0x0518 | Peripheral card reader. | 124| PERIPHERAL_DIGITAL_PEN | 0x051C | Peripheral digital pen. | 125| PERIPHERAL_SCANNER_RFID | 0x0520 | Peripheral RFID scanner. | 126| PERIPHERAL_GESTURAL_INPUT | 0x0522 | Gesture input device. | 127| IMAGING_UNCATEGORIZED | 0x0600 | Unclassified imaging device. | 128| IMAGING_DISPLAY | 0x0610 | Imaging display device. | 129| IMAGING_CAMERA | 0x0620 | Imaging camera device. | 130| IMAGING_SCANNER | 0x0640 | Imaging scanner. | 131| IMAGING_PRINTER | 0x0680 | Imaging printer. | 132| WEARABLE_UNCATEGORIZED | 0x0700 | Unclassified wearable device. | 133| WEARABLE_WRIST_WATCH | 0x0704 | Smart watch. | 134| WEARABLE_PAGER | 0x0708 | Wearable pager. | 135| WEARABLE_JACKET | 0x070C | Smart jacket. | 136| WEARABLE_HELMET | 0x0710 | Wearable helmet. | 137| WEARABLE_GLASSES | 0x0714 | Wearable glasses. | 138| TOY_UNCATEGORIZED | 0x0800 | Unclassified toy. | 139| TOY_ROBOT | 0x0804 | Toy robot. | 140| TOY_VEHICLE | 0x0808 | Toy vehicle. | 141| TOY_DOLL_ACTION_FIGURE | 0x080C | Humanoid toy doll. | 142| TOY_CONTROLLER | 0x0810 | Toy controller. | 143| TOY_GAME | 0x0814 | Toy gaming device. | 144| HEALTH_UNCATEGORIZED | 0x0900 | Unclassified health devices. | 145| HEALTH_BLOOD_PRESSURE | 0x0904 | Blood pressure device. | 146| HEALTH_THERMOMETER | 0x0908 | Thermometer | 147| HEALTH_WEIGHING | 0x090C | Body scale. | 148| HEALTH_GLUCOSE | 0x0910 | Blood glucose monitor. | 149| HEALTH_PULSE_OXIMETER | 0x0914 | Pulse oximeter. | 150| HEALTH_PULSE_RATE | 0x0918 | Heart rate monitor. | 151| HEALTH_DATA_DISPLAY | 0x091C | Health data display. | 152| HEALTH_STEP_COUNTER | 0x0920 | Step counter. | 153| HEALTH_BODY_COMPOSITION_ANALYZER | 0x0924 | Body composition analyzer. | 154| HEALTH_PEAK_FLOW_MONITOR | 0x0928 | Hygrometer. | 155| HEALTH_MEDICATION_MONITOR | 0x092C | Medication monitor. | 156| HEALTH_KNEE_PROSTHESIS | 0x0930 | Prosthetic knee. | 157| HEALTH_ANKLE_PROSTHESIS | 0x0934 | Prosthetic ankle. | 158| HEALTH_GENERIC_HEALTH_MANAGER | 0x0938 | Generic health management device. | 159| HEALTH_PERSONAL_MOBILITY_DEVICE | 0x093C | Personal mobility device. | 160