TABLE 1.

Characterization of different surface electromyography (EMG) acquisition systems.

	Delsys Trigno Wireless EMG (ADInstituments, 2020)	Biometrics DataLITE sEMG (Côté-Allard et al., 2019b)	Thalmic Labs MYO Armhand (Côté-Allard et al., 2019b)	This design
Number of channels	16	16	8	4–8
sEMG ADC	16 bits	13 bits	8 bits	16 bits
Sampling rate	2,000 Hz	2,000 Hz	1,000 Hz	2,000 Hz
Bandwidth	10–850 Hz	10–490 Hz	5–100 Hz	5–1,000 Hz
Contact material	Sliver	Stainless Steel	Stainless Steel	Sliver
Common-mode rejection ratio	>80 dB	N.A	N.A	>70 dB
Short-circuit noise	<0.75 μV	<5 μV	N.A	< 1.5 μV
Transfer protocol	BLE 4.2	WiFi	BLE 4.0	BLE 4.2