Loudspeaker: Stereo Loudspeaker. Network Format: GSM: 850MHz 900MHz 1800MHz 1900MHz 3G: WCDMA850MHz 1900MHz 2100MHz Double Card Double Standby. I/O: Micro USBx1, 3.5mm / 0.1in Earphone Portx1. Power Saving Mode: the phone is compatible with most carriers, the phone has a power saving mode, supports long battery life, supports 2.4G WIFI, in the case of WIFI, you can enjoy fast network surfing.
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