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Technical Specifications
Headset Version
EPOC v1.0
EPOC+ v1.1
EPOC+ V1.1A
Number of Channels
14 (plus CMS/DRL references, P3/P4 locations)
14 (plus CMS/DRL references, P3/P4 locations)
14 (plus CMS/DRL references, P3/P4 locations)
Channel names (International 10-20 locations)
AF3, F7, F3, FC5, T7, P7, O1, O2, P8, T8, FC6, F4, F8, AF4
AF3, F7, F3, FC5, T7, P7, O1, O2, P8, T8, FC6, F4, F8, AF4
AF3, F7, F3, FC5, T7, P7, O1, O2, P8, T8, FC6, F4, F8, AF4
Sampling Method
Sequential sampling. Single ADC
Sequential sampling. Single ADC
Sequential sampling. Single ADC
Sampling Rate
128 SPS (2048 Hz internal)
128 SPS / 256 SPS (2048 Hz internal)
128 SPS / 256 SPS (2048 Hz internal)
EEG Resolution
14 bits 1 LSB = 0.51μV (16 bit ADC, 2 bits instrumental noise floor is discarded)
14 bits 1 LSB = 0.51μV (16 bit ADC, 2 bits instrumental noise floor is discarded), settings can be changed to 16-bit
14 bits 1 LSB = 0.51μV (16 bit ADC, 2 bits instrumental noise floor is discarded), settings can be changed to 16-bit
Bandwidth
0.2 - 45Hz, digital notch filters at 50Hz and 60Hz
0.2 - 45Hz, digital notch filters at 50Hz and 60Hz
0.2 - 45Hz, digital notch filters at 50Hz and 60Hz
Filtering
Built-in digital 5th order Sinc filter
Built-in digital 5th order Sinc filter
Built-in digital 5th order Sinc filter
Dynamic Range (input referred)
8400 uV(pp)
8400 uV(pp)
8400 uV(pp)
Coupling Mode
AC coupled
AC coupled
AC coupled
Connectivity
Proprietary 2.4GHz wireless
Proprietary 2.4GHz wireless, BLE and USB (Extender only)
Proprietary 2.4GHz wireless, BLE and USB (Extender only)
Battery Capacity
LiPo battery 680mAh
LiPo battery 680mAh
LiPo battery 680mAh
Battery Life (typical)
12 hours
12 hours
12 hours
Impedance Measurement
Real-time contact quality using patented system
Real-time contact quality using patented system
Real-time contact quality using patented system
IMU Part
IDG500
LSM9DS0
ICM-20948
Accelerometer
-
3-axis +/-8g
3-axis +/-4g
Gyroscope
2-axis +/-8g
3-axis +/- 500 dps
Interpreted as Quaternion
Magnetometer
-
3-axis +/- 12 gauss
3-axis +/- 4900 uTesla
Motion Sampling
128 Hz
32 / 64 / 128 Hz (User Defined)
32 / 64 Hz
Motion Resolution
10 bit
14 / 16-bit (User Defined)
14 / 16-bit (User Defined)
Quanterion
No
No
Yes
Sensor Material
Ag/AgCl + Felt + Saline
Ag/AgCl + Felt + Saline
Ag/AgCl + Felt + Saline
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