【Five-Band Home Cell Phone Booster】 The Atcall 3K cell phone signal booster amplifies band 12/17, band 13, band 5, band 2/25, and band 4/66. For optimal performance, please verify your outdoor signal strength is at least -110dBm before purchase.
【Support All U.S. Carriers】 This booster is compatible with every major U.S. carrier, including Verizon, AT&T, T-Mobile, Straight Talk, and U.S. Cellular. It enhances 4G LTE and 5G data speeds and voice clarity, providing a powerful and reliable connection for multiple users and devices at once.
【Ideal for Weak Signal Areas】 Experience strong coverage across up to 3,000 sq.ft. with 68dB of high gain. The Atcall 3K booster delivers faster internet for seamless streaming, quick downloads, and smooth uploads—perfect for your home, office, garage, cabin, or basement.
【Real-Time LCD Monitor】 A full-color LCD display clearly shows real-time signal strength and system status, making installation and troubleshooting simple. Use it to find the perfect placement for your outdoor antenna and ensure maximum performance.
【Easy DIY Installation】 Everything you need is in the box. The included indoor antenna easily connects to the booster and can be placed on a table or mounted on a wall. The straightforward setup is designed for everyone, with no app required to protect your privacy.
【FCC Certified】 This Atcall home cell signal booster is FCC certified (FCC ID: 2A34B-SFZN005). Our team provides professional online technical support—please feel free to contact us with any questions.