60dB Gain Wireless Repeater System (4KSBR-50U)
Increase cell signals indoors with Digital Antenna’s popular PowerMax™ Small Building Repeater. The complete 4KSBR-50U system is a professional grade wireless cellular booster that provides a generous coverage area of up to 5,000 square feet. Perfect for use inside where cell phone service is poor or non-existent, the 4KSBR-50U repeater system brings the outside cellular signal indoors.
DUAL BAND: FCC and IC approved for use with all North American cell phones operating on 850 or 1900 MHz (except Nextel or iDEN).
4KSBR-50U System Includes:
• 3 watt dual band 60dB gain cellular repeater (DA4000SBR) * • 18” external 9dB gain omni-directional antenna ( 288-PW ) • Internal antenna with 6' cable ( 135-RD ) • 50’ of DA340 cable for external antenna ( 340-50NM ) • 12 VDC power converter ( DP515 ) • 110 VAC power supply ( DP255 )
* Not sold individually; only available as part of a system.
Application: Multiple rooms in a home, office, RV over 40', yacht or sailboat (up to 5,000 sq. ft.)
Range/Performance: Enhances multiple cell phones 15’ to 50’ from inside antenna *
Advantage: Wirelessly amplifies up to 20 cell phones in multiple rooms
Requirement: 40’ separation plus a structure between inside and outside antennas
* Range/Performance varies based upon outside cellular signal strength. A weaker outside signal results in a smaller inside coverage area. To increase inside coverage area, add an internal or external directional antenna.













