eSTAR S20 S20 eSTAR phone been specifically designed for seniors, so that they could connect with their loved ones in a simple way. There are special features which make the phone not only easy to use, but also almost essentially to have - features such as the SOS button, loud volume, voice assistant and charging cradle. Specifications: Screen Size & Display 2“, 176x220, QVGA TFT technology screen Processor Spreadtrum 6531DA Memory Internal memory - 32 MB; Micro SD(HC) card slot up to 32 GB Interfaces Interfaces: Micro USB, 3.5 audio jack, Bluetooth, FM radio, SOS button, voice assistant, loud volume, earphone Battery 600 mAh battery, standby time up to 120 hours Network 1 SIM card, 2G/GPRS, Phone book 200 contacts