The most popular EDIFIER products:

R451
R251
R401
M1500
M2300
MP210
S5.1M
M1370
MP300
R301
R231T
MP220
R351
E3100
IF200 (QUICK GUIDE)
M1310
R202
MP221
R501
S5.1
M3300
X100
X400
E2100