Seven.Five Solo is a laptop-based single-phone system. Its primary use is optimization, offering a wide set of real-time monitors for in-field analysis as well as replay mode. Its advanced real-time moving maps, state-of-the-art data displays, and voice alerts provide easy pinpointing of problems. Supporting GSM, GPRS, 1XRTT, IS-136, iDEN, and UMTS test mobiles and an external tri-band scanning receiver, the Solo facilitates in-depth analysis and RF engineering tasks. Seven.Five Solo can also be configured for voice, data, and video quality assessment.