Q8-1 Triple Proofing Elder Phone, 16800mAh Battery, 2.4 inch, 21 Keys, Bluetooth, LED Flashlight, FM, SOS, Dual SIM, Network: 4G Features 1. Long press SOS emergency call for help, you can set 9 emergency contacts 2. Fast dial: 6 groups can be set, long press 1 to call mother, long press 2 to call father, etc. 3. Blacklist 20 groups, which can prevent others from calling and harassing themselves 4. Voice changing function: male voice, female voice, children voice exchange, very fun 5. Multimedia: Wireless FM, voice recorder, video recording & playback, music player 6. Dual lights: Brighter, longer range 7. Oversized speakers, loud sound 8. Other functions: Alarm clock, calculator, calendar, e-book 9. Social software: Browser, facebook, Yahoo, Twitter 10. With lanyard hole: Can be lanyard, easy to carry, avoid falling or losing Network 1. 2G network frequency:GSM B3B5B8 2. 3G network frequency:WCDMA B1B5B8 3. 4G network frequency:FDD-LTE B1B3B5B8; TDD-LTE B38B39B40B41 Specifications 1. RAM: 32MB 2. Shell Material: Plastic 3. SIM Quantity: Dual SIM 4. SIM Types: Standard SIM Card 5. ROM: 32MB 6. Additional Features: FM, SOS 7. BT: V2.0 8. Screen Size: 2.4 inch 9. Camera Quantity: Single 10. Back Camera: 1.3MP 11. Battery Types: Detachable, Li-ion Battery 12. Capacity: 16800mAh 13. Size: 138 x 58 x 28mm 14. Weight: 187.8g 15. Support Language: English, Arabic, French, Indonesian, Portuguese, Russian, Spanish, Thai, Vietnamese, Italian, Turkish, German, Hebrew, Greek, Polish