How much does this cost to the nearest dollar?

Road Top Wireless Carplay Retrofit Kit Decoder for BMW i3 I01 NBT System Year, Support Android Auto, Mirrorlink, Reverse Camera, Original Car Knob Control
Pre-shopping Notes When you buy, please check our website picture to make sure your car system is right. This Wireless Carplay Fits for BMW i3 I01 NBT System Not fit for EVO system. Wireless/Wired Apple Carplay It can work with Siri/ Maps/ Music/ Phone Call. Built-in mic for Siri function and Bluetooth call, use Maps(Support Google Waze and sygic map, etc), listen to your favorite songs using iTunes, Apple Music or other app and access to messages. Keep your original car knob and steering wheel control. Wireless/Wired Android Auto Use wireless or wired connection (

Price is $300.00

Price: $299.99