How much does this cost to the nearest dollar?

V-Show Artnet RDM DMX Controller - 3 PIN DMX Splitter XLR Input and output, 4096 DMX Channel 8 Port Signal Amplifier for Stage Lighting Shows
Introduction It supports 8 Artnet universes total 4096 channels. It has two RJ45 ports and eight 3-pin DMX ports. all 100% electrical isolation between all in / outputs problems on 1 port will not influence the other ports. Function It can convert Artnet to signals and vice versa.It is with RDM control Ports 8 DMX ports can all be configured as inputs or outputs.LED indicators for each input andutput. Address Each converter can be set 128 Net Addresses. Each Net Address cantains 16 Subnet Addresses.

Price is $280.00
Price: $279.99