Hardware Versions
The current UltimateSensor Mini v2 is the compact model in the v2 lineup. It is not the voice-assistant model.
Important: UltimateSensor Mini v2 has no microphone, no speaker, and no PIR sensor. If you need voice assistant, TTS, alarms, or speaker output, choose the regular UltimateSensor v2.
UltimateSensor Mini v2
| Feature | UltimateSensor Mini v2 |
|---|---|
| ESP platform | ESP32-C6 |
| Microphone | No |
| Speaker / media player | No |
| Voice assistant | No |
| Local wake word | No |
| PIR sensor | No |
| mmWave presence | Standard HLK-LD2412 + HLK-LD2450 |
| CO2 / temperature / humidity | Sensirion SCD41 |
| VOC / NOx | Sensirion SGP41 |
| Light sensor | BH1750 |
| Barometric pressure | No |
| Optional particulate matter | Sensirion SPS30 |
| Optional radar upgrade | Replace LD2450 with LD2460 |
| Connectivity | WiFi, BLE Improv provisioning, Ethernet, PoE, Thread (with the Thread firmware) |
| Power | USB-C or PoE |
| Dimensions | 87 x 56 x 38 mm |
Compared With UltimateSensor v2
| Feature | Mini v2 | Regular UltimateSensor v2 |
|---|---|---|
| Form factor | More compact | Larger |
| Voice assistant hardware | No | Yes, standard local wake word |
| Microphone + speaker | No | Yes |
| PIR motion trigger | No | Yes |
| Barometric pressure | No | No |
| ESP platform | ESP32-C6 | ESP32-S3 |
| Current firmware builds | WiFi/Ethernet/Thread | WiFi/Ethernet |
If You Have Mini v1
UltimateSensor Mini v1 includes microphone, speaker and local wake word support. That does not apply to UltimateSensor Mini v2.
If you have Mini v1, use the UltimateSensor Mini v1 documentation.