The 900M mounted UHF PCB antenna launched by Yifan Technology is small in size, high in gain, cost-effective, directional and easy to install on the inner surface of the shell. PCB antenna according to the card reading distance, gain size, size of a variety of specifications for customers to choose:
| PCB antenna type | Card reading distance | Gain | Dimension |
| YF-3512-PCB | 0.3 m | 1.5dbi | 35*12mm |
| YF-5224-PCB | 0.5 m | 2dbi | 52*24mm |
| YF-7405-PCB | 0.7 m | 2.5dbi | 74*5mm |
YF915B | 6 m | 4dbi | 60*60*17mm |
| YF915B | 7 m | 4.5dbi | 150*150*4mm |
Electrical index of antenna:
| Project | Parameter |
| Freq Range(MHz) | 910~930 |
| Bandwidth MHz | 20MHz |
| Gain | 4.5dbi |
| Horizontal Beam width ° | Hor: 70 Vert:70 |
| F/B Ratio | ≧25 |
| VSWR | <1.5 |
| Impedance | 50 Ω |
| Polarization | Circular polarization |
| Max. Power | 2W |
| Connector | SMA |
Mechanical index:
| Dimension(mm) | 150*150*4（Thickness includes feeder height） |
| Weight（kg） | 80g |
| Operating temperaturec | -40～90℃ |
Antenna lobe diagram
Lobe width: 70°
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