SP11 Pro Signal Enhancement Stickers Universal Mobile Phone Antenna Signal Amplifier Portable Booster Sticker for IPhone Samsung

describe
1 These cell phone signal booster stickers are not only for cell phones, but also improve the reception of 2-way radios, PDAs, walkie-talkies, buzzers and even cordless phones in your home.
2 Effective and perfect quality, great impact, such as 4ft antenna on your phone.
3 Improve the signal strength of mobile phones and reduce static electricity in boats, elevators, cars, buildings, tunnels and mountains. Works with all analog, digital and tri-band phones.
4 Useful Phone Signal Booster: This cell phone signal booster can help you get rid of poor signal while traveling, climbing or taking elevators.
Specification
Name: SP-9Pro/11Pro/12 mobile phone network signal enhancement sticker
Material: metal patch
Applicable: Phone / Tablet / Walkie-Talkie / Cordless Phone
Function: enhance mobile phone signal
Package includes: 1/3/6*SP-9Pro/11Pro/12 mobile phone network signal enhancement sticker