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| Customization: | Available |
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| Type: | M918 RFID Module |
| Card Type: | Mifare, UHF |
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| Model | ST-M718 |
| Chip solution | Impinj E710 chip |
| Frequency | 865~868MHz (EU),902~928MHz(US) |
| Protocol | ISO18000-6C (EPC GEN2) |
| RF power | 33dbm (adjuatable) |
| Receive Sensitivity | ≤-87dBm |
| Inventory Speed | 950pcs/s |
| Work mode | Answer mode,real-time inventory mode |
| Reading distance | 0~15 meter (depends on antenna & tag) |
| Power supply | 3.3~5V DC |
| Interface | RS232 (TTL 3.3V level ) |
| Antenna port | 8 SMA female connector |
| GPIO | 2 input & 2 output |
| Firmware upgrade | Support |
| Size | 91*69.5*8mm |
| Weight | 77g |
| Working temperature | -20~+55ºC |
| Storage temperature | -20~+85ºC |
| No. | Symbol | Comment |
| 1 | GND | Ground |
| 2 | GND | |
| 3 | VCC | Power Supply |
| 4 | VCC | |
| 5 | GPO1 | General output (3.3V TTL level) |
| 6 | GPO1 | |
| 7 | GPI1 | General input (3.3V TTL level) |
| 8 | BUZZER | Buzzer driver output, high level effective. Current sourcing over 50mA |
| 9 | RXD | Serial data input |
| 10 | TXD | Serial data output |
| 11 | USB-DM | For test only |
| 12 | USB-DP | |
| 13 | GPI2 | General input (3.3V TTL level) |
| 14 | EN | Enable. High level effective with internal 10kOhm resistor pulled up to VCC |
| 15 | RS485_CTRL | RS-485 direction control |
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