Connectivity
The NIU Andy 3.5E2I offers standard connectivity options for its time, featuring GSM/UMTS/HSPA network compatibility, Bluetooth 4.0, GPS, Wi-Fi 802.11 a/b/g/n with hotspot functionality, and a microUSB 2.0 port. Although it lacks NFC capabilities, it includes a stereo FM radio, allowing users to enjoy broadcast content on the go. The inclusion of a 3.5mm headphone jack ensures compatibility with a wide range of wired audio accessories.