Compact dev board with 40x8 RGB LED matrix and an ESP32-S3 Wi-Fi/Bluetooth MCU onboard, I2S audio, battery charging, user-programmable power, and four buttons.
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Meet Hello BLING, the feature-packed BLING that pairs a dense 40x8 RGB LED matrix with an ESP32-S3 for fast, creative builds. Turn ideas into eye-catching results, from an RGB clock with custom alarm sounds to a portable web radio or an audio-reactive level display.
With USB-C power and battery charging, four user programmable buttons, onboard audio I/O, removable storage, and a compact 99 x 22 mm footprint, Hello BLING is ready to prototype, demo, and deploy.
| MCU | ESP32-S3, dual-core 32-bit up to 240 MHz, RISC-V ultra low power core |
| Memory | 8 MB QSPI Flash, 2 MB extra QSPI PSRAM |
| Wireless | 2.4 GHz WiFi 802.11 b/g/n; Bluetooth 5, BLE + Mesh |
| LED matrix | 40 x 8 RGB, 1 x 1 mm addressable LEDs; user programmable matrix power switch |
| User input | 4 user programmable buttons |
| Audio | I2S MEMS microphone, I2S audio amplifier, JST speaker connector |
| Storage | microSD card slot |
| Expansion | STEMMA/QT connector |
| Power | USB-C connector with ESD protection; battery charging; reverse USB back-feed protection; 700 mA 3.3 V LDO regulator; JST battery connector |
| Timing | Low power RTC |
| Mechanical | 99 x 22 mm board; 2.5 mm half cut mounting holes for M2.5 screws |
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Products that weigh more than 0.5 KG may cost more than what's shown (for example, test equipment, machines, >500mL liquids, etc).
We deliver Australia-wide with these options (depends on the final destination - you can get a quote on the view cart page):
Non-metro addresses in WA, NT, SA & TAS can take 2+ days in addition to the above information.
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International Orders - the following rates are for New Zealand and will vary for other countries:
If you order lots of gear, the postage amount will increase based on the weight of your order.
Our physical address (here's a PDF which includes other key business details):
40 Aruma Place
Cardiff
NSW, 2285
Australia
Take a look at our customer service page if you have other questions such as "do we do purchase orders" (yes!) or "are prices GST inclusive" (yes they are!). We're here to help - get in touch with us to talk shop.
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