PocketOS
Tech Specs
A 1.75-inch round AMOLED touchscreen in an aluminium case, with two side buttons, microphones and a speaker. Here’s what’s inside, and what it means for you.
Made to be held.
- 466 × 466 AMOLED display with capacitive touch
- Rechargeable battery with USB-C charging
- Dual microphones and a speaker for voice
- 2.4 GHz Wi-Fi. No app, account or subscription
Display
1.75-inch round AMOLED touchscreen, 466 × 466
- Screen
- 1.75-inch round AMOLEDEvery pixel makes its own light, so blacks are truly black and colours look rich.
- Resolution
- 466 × 466 pixelsSharp text and icons on a screen the size of a large watch face.
- Colours
- 16.7 million
- Brightness
- Up to 700 cd/m² (nits)You choose the brightness on PocketOS or its settings page.Panel rating from the manufacturer.
- Contrast and viewing angle
- 100,000:1 · 178°Easy to read from the side, not just straight on.
- Touch
- Capacitive touchscreenTap, swipe and turn the dial with your finger, like a phone.
Performance
Dual-core ESP32-S3, 8 MB PSRAM, 32 MB storage
- Processor
- Espressif ESP32-S3, dual-core, up to 240 MHzRuns PocketOS, its companion and its controls on the device itself.
- Memory
- 8 MB PSRAM · 512 KB SRAM
- Storage
- 32 MB flashHolds PocketOS, a spare copy for safe updates, and your settings.
- Software
- PocketOS, installed and readyUpdates arrive over Wi-Fi and are signed before they install.
Connectivity
2.4 GHz Wi-Fi, Bluetooth 5 hardware, USB-C
- Wi-Fi
- 2.4 GHz, 802.11 b/g/n, built-in antennaJoins your home network to talk to Home Assistant. Most home routers provide 2.4 GHz.
- Bluetooth
- Bluetooth 5 (LE) hardwareBuilt into the chip. PocketOS doesn’t use Bluetooth today.
- USB
- USB-CFor charging, and for reinstalling PocketOS from a computer if ever needed.
- Works with
- Home Assistant on your home networkYour lights, heating, speakers and more come from Home Assistant.
Audio and sensors
Two microphones, built-in speaker, motion sensor
- Microphones
- Two microphones with echo cancellationHold the Boot button and speak. Your voice goes only to your own Home Assistant.
- Speaker
- Built-in speaker with amplifierSays Home Assistant’s replies out loud. You can turn this off or set the volume.
- Audio chips
- ES7210 microphone converter · ES8311 audio codec
- Motion sensor
- 6-axis (accelerometer and gyroscope)Built in. PocketOS doesn’t use it today.
Battery and charging
Rechargeable 3.7 V lithium battery, USB-C charging
- Battery
- Built-in rechargeable 3.7 V lithium battery
- Charging
- USB-C, from any USB charger or computerA USB-C cable is in the box.
- Battery monitoring
- Charge level, voltage and charging statusPocketOS shows the battery level, keeps 48 hours of history and estimates the time left from how you use it.
- Power management
- X-Powers AXP2101
- Capacity and battery life
- To be confirmedThe manufacturer doesn’t publish the battery’s capacity. Battery life will be measured with PocketOS on finished units before it goes on sale.
Design and size
Aluminium case, two side buttons, about 55 mm across
- Case
- One-piece CNC-machined aluminium, anodised finishMachined from a single piece of aluminium.
- Buttons
- Power and Boot, on the sidePower turns the screen and PocketOS on and off. Boot shows the settings code, goes home, and talks to your home.
- Port
- USB-C
- Size
- About 55 mm across, 15 mm deepSupplier figure. Exact measurements will be confirmed on finished units.
- Weight
- To be confirmedWill be weighed on finished units, with the battery fitted.
In the box
What you’ll need
Home AssistantPocketOS controls your home through Home Assistant, running on your home network. It doesn’t work with Alexa, Google Home or Apple Home on their own.
2.4 GHz Wi-FiProvided by almost every home router, usually alongside 5 GHz.
Your phone, for setupIts camera and web browser join PocketOS to your Wi-Fi and connect Home Assistant. No app, and nothing to download.
Everything else is in the box, including the USB-C charging cable. Plug it into any USB charger or computer to charge.
Software and privacy
Specification sources
PocketOS is built on the Waveshare ESP32-S3-Touch-AMOLED-1.75C (version with battery, Waveshare SKU 33691). Figures above come from the manufacturers’ published documents unless marked otherwise.
- Waveshare product page: display brightness, contrast and viewing angle; case; speaker; battery voltage
- Waveshare documentation: processor, memory, display and touch, audio, motion sensor, power management, wireless, buttons
- Waveshare schematic and datasheets: confirms the motion sensor, microphone converter, audio codec and speaker amplifier
- Espressif ESP32-S3 datasheet: processor and wireless
- OpenELAB (distributor): size
£99.99. Coming soon to the UK.
Images are concept renders. The final product may differ.