Check the listing for details. VKINGING VK701H+ DAQ USB Data Acquisition Card 24Bit 400K Supports 4 Channels. Condition: New. Listed at 544.40 USD. Description VKINGING VK701H+ 24Bit 400K DAQ USB Precision High Speed Data Acquisition Card Supports 4 Channels Description: VK701H+ is a USB type high-speed 24-bit data acquisition card. The VK701H+ acquisition card features true differential input, 4 channels of simultaneous acquisition, sampling accuracy of up to 24 bits, 400ksps sampling rate, 500 times precision pre-gain and USB optical isolation. Using multiple high-precision 24-bit ADC units and a pre-differential amplifier module developed by our company for many years, VK701H+ has high speed, high resolution, high precision, ultra-low noise, high common mode rejection ratio, wide measurement range, low temperature drift, etc. Thus, it is suitable for various occasions of precise and high-rate acquisition. Features: * ADC up to 24 bit resolution and USB interface with photoelectric isolation * Input range: 0 ~ ± 10V * High rate: 400ksps; 100ksps sampling rate per channel * 4 IO ports, configurable input and output, external trigger acquisition * Configurable 2-channel PWM * Configurable 1-channel counting input * Configurable 1-channel DAC output * High-precision reference standard: 2.5V ±0.05% * ADC input common mode signal rejection ratio: >140dB * Configurable external IO port to trigger collection * Integrated IEPE unit, 4 channels can be configured * Differential input, can measure differential signal * High-speed isolated USB data transmission, convenient for hot swapping * Input impedance: 1000MΩ * Input noise suppression ratio: >110dB * ADC nonlinear THD: >100dB * Temperature drift: