DMR Base-Repeaters Zoom TKR-D710 Mixed DMR (Tier II) Digital & FM Analog Operation Conventional IP Network *1 DMR AIS IP console interface *1, *2 1 Requires Interface Box KTI-5 installed with the IP Network Software. 2 DMR AIS stands for Application Interface Standard, which is a voice/data communications protocol set by the DMR Association. If you're just purchasing an accessory (and not an entire repeater) I can relax this a bit. * Used Re-conditioned TKR-720 (when available), 144-150mhz: 90 day warranty, FOB. With internal power. Kenwood. Disclaimer While every precaution has been taken in the preparation of this manual, Kenwood assumes no responsibility for errors or omissions. Neither is any liability assumed for dam-ages resulting from the use of the information contained herein. Kenwood reserves the right to make changes to any.