LCD display with 7 color options and back light dimming. Frequency Tuning Steps: 10Hz, 100Hz, 1KHz, 5KHz, 10KHz, 100KHz, 1MHz. ± 500Hz, 5KHz Clarifier (R/T/R+T selectable). Flexible menu functions and PC programming software. RX and TX NRC Noise Reduction. VFO / BAND / Memory Channel Modes. Repeater Shift / Offset Frequency Function. CTCSS/DCS with RX/TX Split functions. SWR, S/RF meter Function. Power Supply Voltage Protection. Enhanced VOX Function VOX. SPK can support digital mode operation. User Defined (PF) key on microphone. 28.000-29.700MHz(Programmable). 40channels(programmable) in each band. 10Hz, 100Hz, 1KHz, 5KHz, 10KHz, 100KHz, 1MHz. ± 5.0 ppm. With push-to-talk /UP/DN and coiled cord. DC 13.8V normal. 252(L) x 158(W) x 48(H) mm. SSB: 3rd order, more than -25dB;? 5th order, more than -35dB. 45 dB adjustable for optimum signal reception. Automatic Gain? Control(AGC). Less than 10 dB change in audio output? For inputs from 10 to 100,000 microvolt. Adjustable; threshold less than 1.0? V. 3 watts into 8 ohms. External Speaker(Not? Supplied). 8 ohms; disables internal speaker when? Connected.