The document discusses Morningstar Corporation's trademarks and compatible accessories for its solar charge controllers and inverters. It lists the Remote Temperature Sensor (RTS) as being shipped with certain MPPT controllers but requiring installation. The EIA-485/RS-232 Adapter is noted as an accessory for some controllers and can enable communication over an EIA-485 network along with the PC MeterBus Adapter. The document also includes a compatibility matrix showing which Morningstar accessories are compatible with their various solar products.