No.1 M2 Rugged Waterproof Ip68 Mtk6582 Quad Core 4.5 Inch IPS Android 4.4 1gb RAM 8gb ROM 13mp Cellphone - Orange Model	NO.1 M2 Band	2G: GSM 850/900/1800/1900MHz 3G: WCDMA 850/2100 Sim Card	Dual SIM Card Dual Standby Service Provide	Unlocked Style	Bar Color	Orange Shell Material	Plastic System OS	Android 4.4 (It will change into Android 5.0 later and this Android 4.4 can be updated into Android 5.0 by yourself, too) CPU	MTK6582 1.3GHz quad core ROM	8GB RAM	1GB Screen Display Size	4.5 Inch Type	qHD Capacitive touch screen Resolution	960*540 pixels Support Format Ringtones Type	Polyphonic/MP3 Audio File Format	MP3/WAV/AMR/AWB Video File Format	3GP/MPEG4 Image File Format	JPEG/BMP/GIF/PNG E-book Format	TXT/CHM/DOC/HTML FM Radio	Yes,earphone needed Earphone Port	3.5mm Card Extend	Support TF card up to 32GB extended Data Transfer & Connectivity Data transfer	USB/Bluetooth Mobile internet	WAP/WIFI