Description
Overview
GAOTek 4 Port RFID Reader Embedded UHF RFID, which is designed with low-power dissipation and high integrated RFID chip. It is low-power dissipation, cost-effective, small size, etc. It can be widely used in logistics tracking, commodity inventory, cargo sorting, vehicle management, personnel management, asset management, medical systems, cold chain management, temperature monitoring, power monitoring, anti-counterfeiting systems and production process control and many other applications.
Features
- Low power RFID chip, high integration
- US 902 MHz to 928 MHz frequency support
- Compatible with EPC Gen2 ISO18000-6C tags
- Supports sensor RFID tags
- Fast inventory algorithm, > 100 per s
- FHSS or Fixed Frequency transmission
- Adjustable RF output power up to 30 dBm
- IAP firmware upgrading support
- Single +5 V power supply
- 4 GPIO ports, RS-485 control
- Supports 4 external antennas
- UART interface, 3.3 V TTL level
- Long-distance capability: 82.02 ft (25 m)
- SDK for Windows, Android, Linux
- Development support: C, C#, JAV
Technical Specifications
| Protocol | EPC Global UHF Class 1 Gen 2 per ISO 18000-6C |
| Frequency | 840 MHZ to 960 MHz at option Fixed or FHSS |
| Support Tags | Normal tag; Temperature sensor tag; Moisture sensor tag |
| RSSI | Support |
| RF Output Power | 30 dBm ± 1 dB (MAX) |
| Step Power | 1 dBm |
| Signal Width | <250 KHz |
| Antenna Port | 4 ports SMA |
| Reading Distance | 82.02 ft (25 m) 12 dBi circular polarized antenna, 30 dBm, Standard E41 testing card. |
| Writing Distance | 19.69 ft (6 m) 12 dBi circular polarized antenna, 30 dBm, Standard E41 testing card. |
| Multiple Tag Reading Speed | > 100 pcs per s |
| Interface | +3.3 V TTL UART RS232 4 ports GPIO (+3.3 V TTL Level) 1 port RS485 1 ports tag access output indication |
| Baud Rate | 9600, 19200, 28800, 38400, 57600, 115200bps at option |
| Operating Voltage | DC 5.0 V (+3.7 V to +5.5 V) |
| Operating Current | ≤ 1.0 A per DC 5 V |
| Standby Current | ≤ 50 mA per DC 5 V |
| Operating Temperature | -4 °F to 149 °F (-20 ℃ to +65 ℃) |
| Storage Temperature | -22 °F to 185 °F (-30 ℃ to +85 ℃) |
| Operating Humidity | <95 % RH (77 °F (+25 ℃) non-condensing |
| Dimension | 2.95 in × 2.01 in × 0.39 in (75 mm x 51 mm x 10 mm) |
| Weight | 0.22 lb (100 g) |