Definitions for "Dual-band"
Keywords:  gsm, mhz, roaming, band, europe
Different mobile phone networks in different countries operate at different frequencies, which means that if you wish to use your mobile phone outside your home country, you generally need a handset that supports multiple frequency bands. A "dual-band" phone operates on two frequency bands, 900Mhz and 1,800Mhz, allowing you to use it in the UK and Continental Europe. See also Tri-band
(Wireless Phone Feature) A wireless phone that works on both 800MHz digital cellular services and 1900MHz digital PCS (personal communications service) networks.
Phone that can switch between two different bands of frequencies GSM900 and GSM1800.
Keywords:  dun, mode
Dual-Mode DUN