Optional PC remote control RS-R75 is available. Internal clock with ON/OFF, sleep timer. 20dB attenuator and 2-level preamplifier. 99 memories and 2 program scan edges with 8-digit memory name. Selectable AGC (FAST/SLOW/OFF). Noise blanker for eliminating pulse type noise. RTTY/CW reverse mode and CW pitch control. Various scanning functions. Adjustable LCD backlighting. CI-V capability. RS-232C serial interface connector.