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RLX COMPONENTS s.r.o. , Electronic Components Distributor.
RLX COMPONENTS s.r.o. , Electronic Components Distributor.
ESP32-P4 1.75inch Knob Display Dev.Board, Touch, WiFi/BT, PC Volume Control, PC Secondary Screen, Case (WS-35887) Black
ESP32-P4 1.75inch Knob Display Development Board, Multi-functional Knob Screen, Capacitive Touch, 2.4GHz Wi-Fi and Bluetooth Wireless Connection, PC Volume Control, PC Secondary Screen, CNC Metal Case
Multi-functional Knob Screen | Wireless Connection | CNC Metal Case

ESP32-P4-Knob-Touch-AMOLED-1.75S-EN
Silver case, without Lithium Batt
ESP32-P4-Knob-Touch-AMOLED-1.75S
Silver case, comes with a 3.7V 800mAh Lithium Batt (assembled before shipment)
ESP32-P4-Knob-Touch-AMOLED-1.75B-EN
Black case, without Lithium Batt
ESP32-P4-Knob-Touch-AMOLED-1.75B
Black case, comes with a 3.7V 800mAh Lithium Batt (assembled before shipment)
| display panel | AMOLED | display size | 1.75inch |
|---|---|---|---|
| resolution | 466 × 466 pixels | display color | 16.7M |
| brightness | 700cd/m² | contrast ratio | 100000:1 |
| Communication interface | MIPI | Driver IC | CO5300 |
| Touch | Supported | Touch IC | CST9217 |
The product is a high-performance, highly integrated microcontroller development board based on the ESP32-P4NRW32X chip. It is compact in size, with an onboard ESP32-P4 main controller and an ESP32 coprocessor. It features 1.75inch capacitive touch AMOLED display, highly integrated power management chip, 6-axis sensor (3-axis accelerometer and 3-axis gyroscope), RTC chip, low-power audio codec chip, echo cancellation circuit, and so on.
The ESP32-P4NRW32X chip integrates the Digital Signature Peripheral and a dedicated Key Management Unit, ensuring secure data and operations. It is specifically designed for high-performance and high-security applications, to meet the higher requirements of embedded applications such as Human-Machine interaction, efficient edge computing, and IO expansion.


Precision-machined CNC metal case, options for silver / black color,
nice looking and durable

Supports audio output via 3.5mm jack, supports uploading music lyrics and covers, and volume control via sliding the knob

Supports video playback and digital photo frame functions, swipe to enjoy

Supports TXT file reading function

Supports Display Extension via Type-C port

Enables smooth volume adjustment of movies and music via the knob

The MIC will capture the surrounding sounds and transform them into a real-time spectrum, letting the sound waves on the screen


Balenie Obsahuje / Package Content