RM-A4000 from RWC Co. Ltd. Japan is a simplified car navigation equipment for motorcycles. The RM-A4000 has water spray resistance equivalent to JIS 3rd class (IPX3). It has a 3.5-inch digital LCD and 64 MB built in flash memory and supports SD cards up to 2 GB. The map data is stored in the memory card is provided by Zenrin Co. Ltd. The system also supports MP3/WMA for music and MPEG-4 for video play back. The GPS receiver used is developed by Carpoint.

The RWC RM-A4000 Car Navigation System for Motorcycles with built in Lithium polymer battery measures 115 × 80 × 30 mm, weighs 260 g and will be available in November for approximately 69,800 yen ($ 596).The product was displayed at CEATEC Japan 2007.