Signalling - Quick Call II, DTMF, limited MDC1200 | Power Output - Low Band - 40-60W, VHF/UHF - 1-25W, 25-45W | Option Board - Yes | Keypad - No | Display - No | Emergency Button - Yes | Mil Spec - MIL-STD 810C, D & E | Weight (gm/kg) - 2040gms ( For Low band), 1400gms ( For VHF & UHF) | Frequency - 29.7-36MHz, 36-42MHz, 42-50MHz, 136-174MHz, 403-470MHz 450-527MHz (1-25W) | Channels - 128 | Dimension (H X W X D) - 255mm x 185mm x 72mm (Low Band), 186mm x 179mm x 59mm (VHF/UHF)