Headset Version Pre-2019 2019
Number of
Channels
5 (plus CMS/DRL reference on
left mastoid)
5 (plus CMS/DRL reference on
left mastoid)
Channel names
(International 10-
20 locations)
AF3, AF4, T7, T8, Pz AF3, AF4, T7, T8, Pz
Sampling Method Sequential sampling, single ADC Sequential sampling, single ADC
Sampling Rate 128 SPS (2048 Hz internal) 128 SPS (2048 Hz internal)
EEG Resolution
14 bits 1 LSB = 0.51μV (16 bit
ADC, 2 bits instrumental noise
floor discarded)
14 bits 1 LSB = 0.51μV (16 bit
ADC, 2 bits instrumental noise
floor discarded)
Bandwidth
0.5 - 43Hz, digital notch filters at
50Hz and 60Hz
0.5 - 43Hz, digital notch filters at
50Hz and 60Hz
Filtering
Built in digital 5th order Sinc
filter
Built in digital 5th order Sinc
filter
Dynamic Range
(Input referred)
8400 uV (pp) 8400 uV (pp)
Coupling Mode AC coupled AC coupled
Connectivity
Proprietary 2.4GHz wireless
(with dongle), BLE
Proprietary 2.4GHz wireless
(with dongle), BLE
Battery Capacity LiPo battery 480mAh LiPo battery 450mAh
Battery Life
(typical)
Up to 8 hours Up to 8 hours
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