The simpleANT2B series of low-power RTK GNSS antennas is designed to track GPS L1/L2 and L-band signals, along with various other satellite constellations, enabling receivers to achieve centimeter-level precision. Available in both budget-friendly and calibrated models, these antennas come in enclosures rated IP66 and IP67, as well as a variety of form factors, including helical and OEM options.
| Calibrated Model | Economical Survey | Helical Type | OEM Version | ANN-MB Model | |
| Maximum Length: | 152 mm | 147 mm | 56 mm | 76 mm | 82 mm |
| Weight: | 400 g | 390 g | 18 g | 78 g | 173 g |
| Power Supply: | 3-12 V 50 mA typical @ 3V |
3-5.5 V 45 mA typical @ 3V |
3-16 V 35 mA typical @ 3V |
2.5-5.5 V 20 mA typical @ 3V |
3-5 V 15 mA typical @ 3V |
| Supported Signals: | GPS: L1, L2 GLONASS: G1, G2 BeiDou: B1, B2 Galileo: E1, E5b QZSS: L1, L2 SBAS: WAAS, EGNOS, MSAS, and GAGAN |
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| Average LNA gain: | 40 dB | 40 dB | 33 dB | 25 dB | 28 dB |




