A new gadget lets you watch TV on your phone or tablet without a blocky attachment.

Audiovox's "mobiletv" gizmo allows you to pick up free TV signals and watch them on Apple and Android mobile devices without eating into your cellular data plan. The accessory doesn't have to be attached to the mobile device physically. Previous mobile TV antennas could hang precariously from the charging port.

Audiovox's device can be set up within 25 feet of your tablet or smartphone. It costs $130 and allows consumers to watch major broadcast networks like ABC, NBC, Fox, CBS, PBS and Telemundo using a Dyle Mobile TV app. The can be downloaded for free from Apple's App Store or Android's Google Play.