Input circuit：Current<0.1µAPower Supply：1piece AA alkaline
Battery(1.5V)
Storage Media：Non-volatile flash memory(not less than 256M)
Data Port：USBCMRR>60dB
Time constant：≥ 3.2s
Recording Time：24hour
Baseline Stability：≤0.5mV
Standard Sensitivity：
10 mm/mV ±5%
Prolarization Volatage：±300MV
Input impedance：>10MΩ
Frequency Response：0.1Hz~60Hz
Minimum Detectable Signal：50µV
Inter-Channel Interference：<0.15mV
Input Dynamic Range ：≥±4.5mV
Dimension：84mm(L)×64mm(W)×20mm(H)
Memory Capacity：≥256MB
Safety Level Internal power：supply,Type B
