You can now speak and be heard clearly on a cell phone inside homes, offices and large marine vessels and RVs (40' length or greater), without feeling tied down. Digital Antenna's PowerMax DA4000SBR (DA4KSBR-50U) cell phone repeater increases signal strength and improves cellular communication without a physical connection to cell phone. This cell phone amplifier/repeater also boosts the performance and range of your cell phone up to 30+ miles.
This SOHO Cell Phone Amplifier/Repeater System provides up to 3,000 to 5,000* sq ft of coverage. Interior coverage varies based upon the strength of the outside signal and building construction and materials. The DA4000SBR (DA4KSBR-50U) system will typically penetrate to 1-2 interior walls (drywall construction) and 1 floor.
Compatible with: All cellular and PCS carriers in the USA and Canada, including Cingular, AT&T, Verizon, Sprint, Alltel and T-Mobile. Not compatible with Nextel, SouthernLINC or Mike (Canada).
- Wireless - no connections to cellular phone
- Amplifies 800 (850) and 1900 MHz bands
- Use multiple cellular phones and carriers at the same time
- Reduces dropped calls
- Up to 5000* sq ft coverage area (under optimum conditions)
- Extends the life of your cellular phone battery