PT6500, a professional radio with LCD, full keypad and enhanced signaling features, offers you visible operation and protected communication privacy. Mutiple Signaling and Flexible Selective Call Versatile Scanning Features Audio Compander Remote Kill/Stun/Activate/Revive Lone Worker PT6500 PROFESSIONAL PORTABLE RADIO • Multiple Signaling and Flexible Selective Call Use built-in CTCSS, DCS, DTMF, 2-Tone, MDC and 5-Tone capability to set up talk groups and quiet stand-by when others are talking. Special tone code for group and individual calls, and more features are available to support flexible, perfect selective calling operations. PT6500 series offers both standard and Priority Scan modes. Call Back allows immediate response to a received call without manually searching or changing channels. Built-in audio compander compresses the audio before transmitting and expanding it to the receiver side. As a result, the SINAD ratio improves to provide clear audio. If the radio is killed or stunned, all attempts on operation by users, except power on/off will be ignored. The radio will be activated or revived only when it receives the correct code. The radio enters emergency mode if the user does not respond to a warning call (Lone Worker), adding security and safety for individuals who work remotely and lonly. Built tough to take rough treatment, PT6500 meets IP54 standard and MIL-STD 810 C/D/E/F environmental standards. GPS function supported by control center and management software, allows uses to be located instantly, either to dispatch among groups or to locate an emergency call. Allowing more efficient use of resources or positioning location in life-threatening situations.