Boost weak signals effortlessly with this tri-band mobile phone signal repeater, supporting 2G/3G/4G/5G networks across 900/1800/2100MHz frequencies. Its precision-engineered internal components and high-gain antennas ensure stable amplification for seamless calls, faster data speeds, and uninterrupted streaming in remote homes, offices, or basements. The rugged metal housing with advanced heat dissipation guarantees 24/7 reliability, while plug-and-play setup requires zero technical skills—just position between weak and strong signal zones. Ideal for rural areas, warehouses, or underground spaces where carriers struggle, this FCC-certified amplifier delivers carrier-agnostic coverage up to 3,000 sq ft. Ships wholesale-ready with mounting brackets for bulk deployments.