Amplificateur de signal d'antenne SP11 Pro pour téléphone portable, autocollants d'amélioration du signal portable pour iPhone Samsung Mi universel

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-11Pro mobile phone network signal enhancement sticker Material: metal patch Applicable: Phone / Tablet / Walkie-Talkie / Cordless Phone Function: enhance mobile phone signal Package includes: 6*SP-11Pro mobile phone network signal enhancement sticker