Chesterfield Bar Coding 743 Spirit 40 Park Dr # 102 Technology Solutions, Inc, TSI, We specialize in service and repair of automatic identification, data collection and point of sale equipment. Chesterfield MO Bar Coding Technology Solutions Inc www.tsiservice.com scan barcodes bar codes wedge reader portable data collectors portable data terminals radio frequency wireless systems magnetic stripe readers scanners printers labels direct thermal laser POS point of sale UPC Code 39 data collector th scan barcodes bar codes wedge reader portable data collectors portable data terminals radio frequency wireless systems magnetic stripe readers scanners printers labels direct thermal laser POS point of sale UPC Code 39 data collector th Business Reviews Technology Solutions Inc Testimonials