This listing is for a FreeWave DGR-115R Wireless Data Transceiver w/ D9NM Null Modem. It was pulled from a working environment, but has not been tested. A D9NM Null Modem is installed in the transceiver. There are no other accessories included. There are signs of wear on the item from previous use. All photos are of the item you will receive. We do not provide tech support or any software that is not already installed on this device. If you have any questions, feel free to contact me.