... 1, using the broadcom 2042 main chip, with bluetooth2.0 Interface. 2, using the Bluetooth industry leading software solutions, WIDCOMM BTW ( ... Microsoft officially designated software) Bluetooth software. 3, support for Windows 98/ME/2000/XP/2003/VISTA ... 7, built-in lithium battery, full use of more than 3 months, giving charge line. 8, the appearance of total ...