Measuring Range: 1. Frequency: 13.56MHZ- 60.8MHZ  2. RF POWER: 1W-5000W Measuring Accuracy: 1% Measuring Parameter: 1. Z 2.VSWR 3. P I V  4. PF PR Interface: 1. RS232 2. RS485 3. PROFIBUS  4. Customizing AC Input source:  Single Phase 110V-230V