Avvio Pro 450 Display: STN Color (65K), 128x160 px (1.8") 114ppi; Second display: LCD, 96x64 px; Touch screen: no; Built-in memory: no; Camera: no; EDGE: no; GPRS: yes; GPS: no; A-GPS: no; GSM: 900 1800; USB: no; WAP: yes; Audio out: no; Games: yes; MP3 player: no...
Avvio Pro 550 OS: Android 7.0 Nougat; CPU: ARM Cortex-A53; CPU frequency: 1000.0 MHz (4-core); Chipset: MediaTek MT6735WP; GPU: ARM Mali-T720 MP1; RAM Memory: 1 GB; Display: LCD IPS Color (16M), 720x1280 px (5.5") 267ppi; Touch screen: yes; Built-in memory: 8 GB; ...