Display resolution(Power Meters): 0.0001dBm,0.01pW to 10pW(depending on power meter), up to 6.5digits(user definable), Trigger:true synchronous on all channels. Max.100kHz for triggering and 1MHz (50% duty cycle) for external digital modulation. Power:AC100-240V+-10%,50/60Hz+-5%,120VAmax, Dimentions(88(H)-213(W)-380(L)mm,4.2kg, GP-IB