Hiboostcom on Gab: "The 4K Plus cell phone booster features a built-in antenna and a high-gain outdoor antenna. With 65 dB max gain, it amplifies 3G, 4G LTE, and 5G signals and del..."

Hiboostcom on Gab: "The 4K Plus cell phone booster features a built-in antenna and a high-gain outdoor antenna. With 65 dB max gain, it amplifies 3G, 4G LTE, and 5G signals and del..."