Features
Apart from keeping and enhancing all the functions of the X-431, X-431 TOP enables tests of vehicles at a distance of 25 meters with the help of Bluetooth communication technology.  X-431 TOP can give you the most efficient, stable and easy information without leaving your desk. 
Equipped with the most comprehensive functionality, it can save the expense for the users to buy, store, upgrade single function products and conduct training. X-431 TOP provides a large technical database for automot

Specifications
Vehicle oscilloscope function:
Channel: 4 CH
Frequency: 20MHz
Measuring voltage: -150 V ~ +150 V

Sensor simulation function:
DC voltage signal:
1.Output range: -12～+12 V
2.The maximal output current: 40 mA
3.Output precision: ±5 %
Squarl-wave signal:
1. Impulse frequency: 0.1～15 kHz
2. Range: -12～+12 V
3. Duty ratio: 10～90 %
4.Output precision: ±5 %
Sensor standard signal:
1. Frequency range: 0.1～100 Hz
2. Range: -12～+12 V
3.Output precision: ±5 %
Hand-draw waveform Signal:
1. Frequency range: 0.1～100Hz
2. Range: -12V～+12V
3.Output precision: ±5 %

Sensor test module:
Voltage test:
1.Measuring range: DC -400～+400 V
2.Input impedance: 10 M?.
3.Check precision: ±5 %
Resistance test:
1.Measuring range: 0～1 M?
2.Check precision: ±5 %
Frequency test:
1.Measuring range: 1～15 kHz
2..Input impedance: 300 k?
3.Input range: 1～12 V
4.Check precision: ±1 %