The basic idea behind a signal post is to extend a mobile phone’s built-in antenna to receive and transmit messages.

Huge impact, comparable to having a 4-foot cell phone antenna.

Enhances reception and lowers static in vehicles, boats, elevators, buildings, tunnels, and mountains.
Compatible with all tri-band, analogue, and digital phones.
Get rid of missed calls.
Simple to install; all you have to do is peel and stick it inside your battery compartment.

Specification:

Product Type: Stickers

Material: Metal patch

Applicable: Phone / Tablet / Walkie-Talkie / Cordless Phone

Function: Enhance mobile phone signal