SD300 fixed scanning terminal
4G communication, dual-screen display, high-sensitivity code recognition
Product introduction

SD300 is a high-performance fixed scanning terminal that supports 4G communication (FDD-LTE, TDD-LTE) and WiFi expansion. It is equipped with dual-screen display (2.4″ LCD main screen and 6-digit segment code screen). The product has high-sensitivity code recognition capabilities, supports barcode and QR code scanning, and has a built-in high-performance barcode module. It supports TTS voice broadcast, SDK application development, and has a built-in 2000mAh lithium battery. It is suitable for fixed cashier, self-service and other scenarios.
Features
📡 4G communication
Supports FDD-LTE, TDD-LTE, 4G Cat1 communication, and optional WiFi expansion to ensure stable and reliable data transmission.
📺Dual screen display
2.4″ LCD main screen (320×240 pixels) and 6-digit segment code screen, dual screens are displayed simultaneously, and information display is clearer.
🔍 High sensitivity recognition
Built-in high-performance barcode module supports 1D/2D code recognition, including EAN13, Code39, Code128, QR Code, etc.
💻 SDK development
Supports SDK application development, supports TTS voice broadcast, has strong scalability and meets customized needs.
Technical specifications
Display function
2.4″ LCD 320×240 pixels, 6-digit segment code screen, 19-button operation
Scan code function
30MP CMOS, built-in high-performance barcode module, supports 1D/2D codes
Communication connection
4G Cat1 (FDD/TDD LTE), WiFi 2.4GHz (optional)
Other parameters
See the table below for processor/interface/dimensions/weight
Technical parameters
| project | describe |
|---|---|
| processor | High performance CPU |
| show | 2.4″ LCD, 320×240 pixels, 6-digit segment code screen |
| button | 19 keys: 0-9, Enter, Cancel, Delete, Up, Down, Power, 3 function keys |
| Camera | 30MP CMOS 653×493 with 2 LEDs |
| Barcode module | Built-in high-performance barcode module, supports 1D/2D, such as EAN13, Code39, Code93, Code128, ISBN13, QR Code, etc. |
| slot | Nano SIM card reader×1 |
| communication | 4G Cat1: LTE FDD: B1/B3/B5/B8; LTE TDD: B34/B38/B39/B40/B41; WiFi: 2.4GHz (optional) |
| contactless card reader | Support 14443 EMV, PBOC Type A/B, Mifare |
| Battery | 3.7V 2000mAh, 500 consecutive transactions, standby >4 days |
| Peripheral interface | Type C USB×1 |
| Audio | Built-in speaker, voice broadcast |
| size | 191×77×54mm |
| weight | 300±10g |
Product pictures

SD300 fixed scanning terminal front view
Application scenarios
🏪 Fixed cashier
Fixed cashiers in supermarkets, convenience stores, etc. have dual screens to display transaction information and support multiple payment methods.
🤖 Self-service
Unmanned service scenarios such as self-service vending machines and self-service ordering support scan-code payment and voice prompts.
🏥Medical payment
Payment in medical places such as hospitals and clinics supports multiple payment methods and displays fee details on dual screens.
🏨Hotel service
In scenarios such as hotel front desks and restaurants, you can quickly scan the QR code to pay, and support SDK application development and customization functions.
