... performance, quality and reliabilitySolid documentation, tool development and consultation servicesSolid support for device integration and verificationComprehensive SDK and enabling software ... on all four GSM frequency bands (850, 900, 1800, and 1900 MHz), for use in areas where a WCDMA network ... on all four GSM frequency bands (850, 900, 1800, and 1900 MHz), for use in areas where a WCDMA network ...