HTC One 4G Smartphone, Silver Isis (Unlocked): Sound and Music: * MP3 player * MP3 ring tones * Vibration alerts * microSD slot * Voice memory and dial Mobile Features: * Unlimited entry phone directory * Photocall * Bluetooth v.4.0 + apt-X * HSPA/WCDMA: 850/900/2100 MHz; LTE: Bands 4,17 700/AWS; GSM/GPRS/EDGE: 850/900/1800/1900 MHz * microUSB 2.0 port * WLAN: 802.11 a/ac/b/g/n * Android 4.2 (Jelly Bean) OS * HTC Zoe camera * Video capable Technical Profile: * Talk time: Up to 26 h * Standby time: Up to 19 days Display: * 4.7" 1080p Full HD, 468 PPI display * Resolution: 1920 x 1080 Full HD * QWERTY touchscreen keyboard Messaging: * SMS and MMS * Email * Instant messaging Included: * Battery * USB cable * Charger