Specification: 1.USB bus supplies power, does not need outside power 2.Compatible USB 1.1 with 2.0 3.Compatible USB AUDIO DEVICE criterion Ver1.0 4.Supporting the playback and recording, the sampling rate is 48K and 44.1K 5.Stored IPPHONE software, keep users from deleting operation, prevent the virus breakage 6.Autorun IPPHONE software 7.Logon the platform system of Toptone, do authentication directly throughUSB disk 8.Supporting FLASH capacity of 32MB, 64MB, 128MB,256MB,512MB,1024MB 9.With the accounts information stored in USB Disk, users can call any kinds of telephones by a PC which connecting with Internet 10.Dimensions: 8.0 x 2.0 x 1.0cm Accessories: a) Instruction manual b) Software disc