Cheap best sell three channel output patient monitor

Specifications of three channel output patient monitor:
can work with computer or IPad, connect by USB or wifi, then be same function as a patient monitor 
MBox-5 can work with computer or IPad, connect by USB or wifi, then be same function as a patient monitor.

ECG
Full lead: I, II, III, aVL, aVR, aVF and V1,V2,V3,V4,V5,V6
Gain:2.5mm/mV, 5mm/mV, 10mm/mV, 20mm/mV
Scanning speed: 12.5mm/s, 25mm/s and 50mm/s
Band width: 0.05Hz-100Hz(3dB) Diagnostic mode
1-40Hz Monitor mode
0.1-25Hz Operation mode

Feature of three channel output patient monitor:
-Make full use of the modern mobile communications (GPRS) and the Internet transmission technology, in the traditional guardianship basis to realize the real-time data wireless transmission.
-Through the serial port, bluetooth or USB directly with a computer or other equipment direct exchange data analysis.
-Patient data real-time upload stable. Good mobility. Convenient. Reliable. For continuous monitoring, the traditional guardianship upgrade for modern mobile monitoring products.
-Convenient for for all levels for first aid center, hospital, community medical and family ward medical institutions to free combination selection, thus greatly improving the primary care the grade of the product and function, but also for grassroots hospital diagnosis, to raise the level of management provides excellent platform.

Heart rate:
Scope: 0 times/minute to 250 times/minutes
Accuracy: ±2 time/minute

SpO2:
Measurement scope: 0%-100%
Accuracy: ±2% in the range of 90%~100%
±3% in the range of 70%-89%

NIBP:
Measurement method: Electric oscillator
Cuff inflation time: less than 15 seconds
Initial inflation pressure: Dynamic state 24kPa (180 mmHg)

Measurement range:
Systolic blood pressure: 4kPa -34kPa (30mmHg -255mmHg)
Diastolic pressure: 2kPa -29.3kPa (15mmHg -220mmHg)
Mean pressure: 2.7kPa~31.3kPa (20mmHg~235mmHg)

Measurement accuracy:
Static pressure: ±3mmHg

Resp:
Measurement methods: Chest impedance method or concentration of carbon dioxide at end of respiration
Range of chest impedance method: 0 time/minute -100 minutes/minute
Accuracy of chest impedance method: ±2 time/minute

Temp:
Single/double path
Type: Vascular/surface temperature
Scope: 20°C ~50°C
Accuracy: ±0.2°C
Weight: 0.62kg 
Dimensions: 24cm*16.5cm*5cm

Picture of three channel output patient monitor:

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