I was very eager to buy sprint's hero, but they dropped to dual band, which is pretty much useless for me, since I travel to other countries needing quad band. (bgr.com)
As seen its name, the phone is offers three SIM card slots that support for worldwide quad band GSM connectivity (850 MHz, 900 MHz, 1800 MHz, and 1900 MHz). (gadgetfolder.com)
The Quench does GSM Quad band with additional tri-band 3G support. (fonearena.com)