Speaker Edifier M601DB 2.1

Features:

 Bluetooth version V5.1
Audio codecs SBC, aptX
Audio inputs Line In, AUX, Optical, Coaxial, Bluetooth
Frequency response R/L: 140Hz-20kHz
SW: 50Hz-170Hz
Input sensitivity 
AUX: R/L: 450±50mV
SW: 250±20mV
Line in: R/L: 550±50mV
SW: 250±20mV
Optical/Coaχial:
R/L: 400±50mFFs
SW: 250±20mFFs
Bluetooth:
R/L: 500±50mFFs
SW: 250±20mFFs
Poweroutput (RMS)
110W (R/L:20W+20W SW:70W)
Signal-noise ratio
R/L: 85dB(A);
SW: 75dB(A)
Noise level 25dB(A)