Unlocked phones still matter for travel. In 2025, check network bands and eSIM support as well as unlock status so your device works where you need it.
Signal boosters amplify an existing outside cellular signal to improve indoor or in-vehicle reception. They help reduce dropped calls and speed up data where a usable outside signal exists, but they won't create service from nothing and must meet FCC and carrier rules.
Cell-phone boosters capture distant tower signals, amplify them, and rebroadcast coverage indoors or in vehicles. Modern units must support current LTE and 5G bands and be FCC-certified to avoid interference.
A mid-2000s Motorola flip phone that offered EV-DO data, Bluetooth, a 1.3MP camera, and multimedia downloads through Verizon. Now a legacy device unsuited to modern 4G/5G networks.
Carriers historically restricted which devices could connect to their networks. Over the past two decades, standards, LTE/5G, unlocked phones, and eSIM have widened consumer choice and clarified certification paths for third-party devices.
Cingular Wireless built a strong reputation in the 2000s for GSM-based compatibility and international roaming. The brand was rebranded into AT&T Mobility in 2007, and its legacy continues in today's LTE/5G networks and roaming services.
Clamshell (flip) phones were once Cingular's specialty. Today the form survives in modern feature flips (LTE/KaiOS) and smartphone foldables - but many 2000s handsets won't work on current carrier networks. Check LTE/VoLTE support, battery health, and carrier locking before you buy.
Modern vehicle tracking combines GNSS positioning, cellular and satellite comms, and cloud telematics to deliver real-time location, geofencing, diagnostics and fleet intelligence for theft prevention and operational efficiency.