> For the complete documentation index, see [llms.txt](https://docs.ruuvi.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.ruuvi.com/communication.md).

# Communicate with Ruuvi sensor devices via Bluetooth

- [Bluetooth advertisements](https://docs.ruuvi.com/communication/bluetooth-advertisements.md): Lifecycle: In production
- [Data format 3 (RAWv1)](https://docs.ruuvi.com/communication/bluetooth-advertisements/data-format-3-rawv1.md): Lifecycle: Deprecated
- [Data format 4 (URL)](https://docs.ruuvi.com/communication/bluetooth-advertisements/data-format-4-url.md): Lifecycle: Obsolete
- [Data format 5 (RAWv2)](https://docs.ruuvi.com/communication/bluetooth-advertisements/data-format-5-rawv2.md): Lifecycle: In Production
- [Data format C5 (Cut-RAWv2)](https://docs.ruuvi.com/communication/bluetooth-advertisements/data-format-c5-rawv2.md): Lifecycle: Beta. Last updated 2024-01-30
- [Data format 6](https://docs.ruuvi.com/communication/bluetooth-advertisements/data-format-6.md): Lifecycle: In Production
- [Data format 8 (Encrypted environmental)](https://docs.ruuvi.com/communication/bluetooth-advertisements/data-format-8-encrypted-environmental.md): Lifecycle: Proposal
- [Data format E1 (Extended v1)](https://docs.ruuvi.com/communication/bluetooth-advertisements/data-format-e1.md): Lifecycle: In Production
- [Bluetooth connection](https://docs.ruuvi.com/communication/bluetooth-connection.md): Lifecycle: Beta testing
- [DIS (Device Information Service)](https://docs.ruuvi.com/communication/bluetooth-connection/device-information-service-dis.md)
- [NUS (Nordic UART Service)](https://docs.ruuvi.com/communication/bluetooth-connection/nordic-uart-service-nus.md)
- [Heartbeat transmissions](https://docs.ruuvi.com/communication/bluetooth-connection/nordic-uart-service-nus/heartbeat-transmissions.md): Lifecycle: Alpha
- [Read logged history - RuuviTag](https://docs.ruuvi.com/communication/bluetooth-connection/nordic-uart-service-nus/log-read.md): Lifecycle: in production
- [Read logged history - Ruuvi Air](https://docs.ruuvi.com/communication/bluetooth-connection/nordic-uart-service-nus/read-logged-history-ruuvi-air.md)
- [Real Time Transfer (RTT)](https://docs.ruuvi.com/communication/development-real-time-transfer.md): Lifecycle: In production