📱 Big Buttons, Bigger Peace of Mind — Stay Connected, Stay Confident!
The A400 Silver is a senior-focused 4G LTE unlocked phone featuring a tactile big-button keypad, 2.4-inch HD display with large fonts, and ultra-loud speakers. It boasts an 1800mAh battery with up to 7 hours talk time, a dedicated SOS emergency button, dual SIM slots, and a convenient charging dock. Designed for simplicity and safety, it supports speed dial, talking clock, and personalized contacts, making it the perfect no-fuss communication device for seniors.
| Display | LCD |
| Display Pixel Density | 120 Pixels Per Inch (PPI) |
| Display Resolution Maximum | 240*320 Pixels |
| Resolution | 240*320 pixels |
| Screen Size | 2.4 Inches |
| Item Dimensions | 5.71 x 2.61 x 0.52 inches |
| Item Weight | 284 Grams |
| Camera Description | Rear |
| Human-Interface Input | Buttons |
| Sim Card Size | Nano |
| Material Features | Recyclable |
| Water Resistance Level | Not Water Resistant |
| Headphone Jack | 3.5 mm |
| Flash Memory Supported Size Maximum | 64 GB |
| Color | artfone A400 Silver - 4G/3G/2G |
| SIM Card Slot Count | Dual SIM |
| Connector Type Used on Cable | USB Type C |
| Form Factor | Bar |
| Operating System | artfone Mocor RTOS |
| RAM Memory Installed | 48 MB |
| Processor Speed | 1000 MHz |
| Memory Storage Capacity | 0.13 GB |
| Phone Talk Time | 7 Hours |
| Average Battery Life Talk Time | 7 Hours |
| Battery Average Life | 3 years |
| Connectivity Technology | Bluetooth, USB |
| Wireless Network Technology | LTE |
| Cellular Technology | 4G |
| Wireless Provider | T-Mobile |
| Battery Charge Time | 5 Hours |
| Battery Power | 1800 Milliamp Hours |
| Battery Type | Lithium-Ion |
| Battery Capacity | 1800 Milliamp Hours |
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