The SKY77360-12 SkyOne® Ultra 2.0 Power Amplifier Module is designed specifically for use in 2G quad-band cellular handsets supporting fixed gain Gaussian Minimum-Shift Keying (GMSK), fixed gain linear Enhanced Data for GSM Evolution (EDGE) modulation in the GSM850/900 and DCS1800/PCS1900 bands, TD-SCDMA modulation in Bands 34 and 39, and Class12 General Packet Radio Service (GPRS) multi-slot operation.