DS302 is a cost‑effective compact short‑range UHF RFID all‑in‑one reader‑writer with fully independent intellectual property rights. Supporting dual protocols ISO18000‑6C(EPC C1G2) and ISO18000‑6B, it adopts proprietary high‑efficiency anti‑collision algorithm to deliver high tag‑recognition rate and rapid multi‑tag read‑write performance.
This integrated reader supports flexible power options including USB power supply or external +9 V DC power input. Rich interfaces cover USB virtual serial, RS232, RJ45 Ethernet, optional WIFI and POE. Typical reading distance reaches 0‑2 meters. Featuring outstanding thermal stability, it runs continuously under full‑load condition without overheating, supporting 24×365‑day non‑stop operation. It fits perfectly for production‑line identification, staff attendance, conference sign‑in, access‑control, anti‑counterfeiting verification and logistics RFID projects.
Key Features & Product Advantages
- Dual‑protocol compatibility: Fully supports ISO18000‑6C(EPC C1G2) and ISO18000‑6B passive UHF tags for broad tag compatibility.
- Independent intellectual property & anti‑collision algorithm: High‑speed multi‑tag processing for stable batch tag reading.
- Global adjustable frequency bands: Optional 902‑928 MHz or 865‑868 MHz; supports fixed‑frequency or FHSS frequency‑hopping transmission to comply with regional radio standards worldwide.
- Short‑to‑medium reading performance: Typical reading range 0‑2 meters (depends on tag model and operating environment).
- Powerful multi‑tag processing: Simultaneously identify over 50 tags; reading speed exceeds 50 tags per second.
- Local on‑board tag cache: Stores max 370 tags with 128‑bit EPC; max 120 tags for 496‑bit long EPC data.
- Dual‑mode power supply: Powered by USB or external +9 V DC; optimized low‑power hardware design.
- RSSI signal‑strength feedback: Supports RSSI output for signal analysis and field debugging.
- Complete multi‑interface selection: USB virtual serial port, RS232 serial, RJ45 network; optional WIFI and POE power supply for flexible system integration.
- Excellent thermal stability: Long‑term full‑load continuous operation at room temperature without overheating.
- 24/7 industrial continuous‑running capability: Reliable non‑stop operation year‑round for commercial and industrial sites.
Electrical characteristic
l Limiting parameter
| item | symbol | Numerical value | 单位 |
| Supply voltage | VCC (USB powered) | 6 | V |
| VCC (External power supply) | 12 | ||
| Operating temperature | TOPR | -10~+70 | ℃ |
| Storage temperature | TSTR | -20~+85 | ℃ |
l specification
| item | symbol | minimum | model | Max | unit |
| Supply voltage | VCC (USB powered) | 4.5 | 5 | 5.5 | V |
| VCC (External power supply) | 7 | 9 | 12 | ||
| Working current | IC | 180 | 200 | mA | |
| Operating frequency * | FREQ | 902 | 928 | MHz | |
| RFpower | PRF | 0 | 26 | dBm | |
| RFPower accuracy | AP | +/-1 | dB | ||
| RFPower flatness | FP | +/-0.2 | dB | ||
| Receiving sensitivity | SR | -70 | dBm |
* European Standard band 865~868MHz is optional
Typical Application Scenarios
✅ Production‑Line Process Control: Assembly‑line material identification, work‑in‑progress tracking, station tag reading.
✅ Personnel Attendance & Conference Management: Staff attendance check‑in, conference attendee automatic sign‑in.
✅ Access‑Control System: Short‑range UHF access‑control door identification.
✅ Logistics & Light‑weight Inventory: Small‑warehouse goods identification, spot checking.
✅ Anti‑Counterfeiting & Traceability: Product authenticity verification, goods traceability inspection.
Compatible Matching Products
- ISO18000‑6C / 6B passive UHF RFID tags
- Anti‑metal asset tags, flexible silicone washable RFID tags
- UHF RFID label printers
- Access‑control panels, industrial PLC controllers
- Upper‑level RFID management software, secondary‑development SDK
Integration Guidance
DS302 provides multiple connection options including USB, RS232, RJ45, optional WIFI and POE. It can connect directly to PC, access‑control hardware and industrial automation equipment. Users can adjust RF output power and frequency parameters for local regulatory requirements. Thanks to low‑power and overheat‑resistant design, the reader can be deployed on production lines, offices and indoor industrial environments for long‑term stable operation.




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