... talkie, GPS, MP3 and other sound equipment, setting priorities, Bluetooth is the most preferred.Three, factory configuration:Box 1, ... the charging seat 1, replaceable decorative pieces of 2 (black, white each one, including has been installed in the ... vimoto big, small silver helmet labeling 3. Weimaitong helmet Bluetooth headset V1098a wind dryness can be connected with interphone Walkie talkie ...