The Quarterwave Delta B1 is an extremely efficient high gain penta band GSM/GPRS/3G & 4G antenna which offers very high performance in the field. 

The Delta B1 is omni directional antenna with a rugged construction with Black ABS plastic over the radiating element, the Delta B1 is designed for outdoor use to improve cellular signal strength reception and to provide a high gain boost for critical applications such as base stations or remote monitoring. This antenna has been field proven with many hundreds of successful installations. 

Features external mounting bracket which allows for installation in outdoor applications and the Delta B1 operates on all 4 GSM/GPRS frequencies as well as EDGE, 3G & 4G. The Delta B1 also covers 868MHz and 915MHz ISM bands.