Made for the brilliant you it reflects U It learns from U evolving as your companion, getting to know you better over time. It puts U on top convenient with a new Dual Display. It listens to U, unique in adapting sound to your personal hearing. It captures the best U, light, colour and detail with UltraPixel cameras front and back. HTC sense companion is the personal companion, always learning from you, suggesting you dress warm and leave for work earlier on a snowy day or reminding you to charge if it figures you need more power to last until you get home. HTC boomsound hi-fi edition speakers deliver pulse-pounding audio featuring separated sound design like leading acoustic systems, tweeter above, woofer below while four omnidirectional mics capture positional sound. Voice recognition ; the most natural way to interact HTC u ultra can recognise your voice and respond, even if its asleep. Navigate your phone, take or reject calls, snooze or dismiss alarms. Dual display gives you the information you need, at your fingertips perfect for fast, convenient access to the things you use the most like your favourite contacts, apps, reminders, event notifications. Network: Network provider: Sim free. 4G network capability. SIM card type: nano SIM. Display and Design: 5.7 inch LCD display. With a density of 513 pixels per inch. Touch screen. Toughened glass. Dimensions: Size H162, W79, D8mm. Weight 170g. Camera and Video: Rear camera 12MP. Front camera 16MP. Video capture in 4k UHD quality. Storage: Internal memory 64GB. Expandable memory up to 256GB when using microSD card slot. Technical specifications: 2.15GHz quad core Qualcomm Snapdragon processor. 4GB RAM. Operating system: Android nougat. Battery: 312 hours standby time. 1560 minutes talk time. 3000mAh battery capacity. Product features: MP3 and MP4 player. Fast charge technology. Contactless payment. Fingerprint scanner. Connectivity: Wi-Fi. Bluetooth. NFC. GPS. General information: Manufacturers 2 year guarantee.