未核实，仅供参考| 低頻門禁讀頭 |
| 低頻門禁讀頭，具備Wiegand/RS-232介面，資料輸出格式為26 ~50 bits. * SR2400 Wiegand 介面 * MM6800 Wiegand/RS-232介面 * SP6820 Wiegand/RS-232介面 |
| Type | SR2400 | MM6800 | SP6820 |
| Read Range | 10-14cm | 15.2-20.3cm | 15.2-20.3cm |
| Voltage | 5-12VDC | 5-12VDC | 5-12VDC |
| Currnet | 40-70mA | 50-80mA | 50-80mA |
| 4kHz Burst | 4kHz Burst | 4kHz Burst | |
| Interface | Wiegand | Wiegand/RS232 | Wiegand/RS232 |
| Data format | 26-50 bits | 26-50 bits | 26-50 bits |
| Dimension | 4.5x11.4x1.8cm | 4.4x15.2x2.54cm | 7.9x11.7x1.7cm |
| Wieght | 113g | 170g | 227g |
| Operating Temp. | -350C~650C | -250C~600C | -350C~650C |
| Humidity | 0~95% non-condensing | 0~95% non-condensing | 0~95% non-condensing |
| Certificate | FCC Part15 Industry Canada UL Listed | FCC Part15 Industry Canada UL Listed | FCC Part15 Industry Canada UL Listed |
| Others | Splash Proof | Splash Proof | Splash Proof |
