Cell Phone SP3 SP4 Signal Enhancement Stickers Mobile Antenna Booster Amplifier Version 11
Not only used for cellphones but also the reception on radios, PDA’s, walkie talkies, beepers, and cordless phones.
Prevent from poor signal when travelling, mountaineering, taking the lift.
Improves signal strength of device, reduce static in boats, elevators, cars, buildings, tunnels, and mountains.
Works well on analog, digital, and tri-band phones.
Easy to install, simply peel and stick to the inside of your battery compartment.
Package including: 1 X Super strong signal enhancement sticker.
(as of May 16,2022 20:59:49 UTC – Details)