Internet, videos, browsing, camera, and charging were all fine. I was using it exclusively with Wi-Fi. You can use it without a contract if you connect to Wi-Fi. Various features are designed to be easy to use for seniors. The main features that senior citizens often look for when using mobile devices are: Larger text display because it becomes difficult to see small text due to presbyopia. Easy-to-understand and simple operability, such as easy text input. The ability to easily resolve any questions by directly asking via phone. The Raku-Raku Smartphone series incorporates various features that are easy for seniors to use and enjoy. It's also worth noting that it's designed with consideration for the younger generation, such as including features that allow children to keep an eye on their parents. OS: Android 7 CPU: Snapdragon 625 MSM8953 CPU Cores: Octa-core Memory (ROM): 16 GB Memory (RAM): 2 GB Charging Cable: microUSB External Memory Type: microSDXC memory card Maximum External Memory Capacity: 256 GB Battery: 2100 mAh Screen Size: 4.5 inches Resolution: 1280x720 Panel Type: OLED Camera Rear Camera Pixels: Effective pixels approx. 13.1 megapixels Front Camera Pixels: Effective pixels approx. 5 megapixels Image Stabilization: Yes Flash for Photography: Yes Size/Weight Width: 67 mm Height: 137 mm Thickness: 9.9 mm Weight: 138 g Functions Osaifu-Keitai/FeliCa: Osaifu-Keitai Water Resistance/Waterproof: IPX5/IPX8 Headphone Jack: Yes One-Seg Support: Yes GPS Support: Yes Sensors: Motion sensor/Illuminance sensor/Proximity sensor Network Maximum Download Data Speed: LTE: 150Mbps 4G/LTE Support: Yes Wireless LAN Standard: 802.11 a/b/g/n/ac Tethering Support: Yes Bluetooth Support: Yes NFC Support: Yes SIM SIM: nano-SIM card Please comment before purchasing, as I would prefer you not to purchase without reading the description.