产品说明： 56K外置式USB接口调制解调器,是一款56K USB MODEM,提供即插即用的USB接口，支持热插拔、防掉线、防雷击，无需外置电源。安装轻松简便，可在 Windows98、Windows ME、Windows2000、WindowsXP/VISTA等目前流行的操作系统下运行，支持数据压缩协议，V.90 (56Kbps),V.34(33.6Kbps)协议标准，具有高效率的数据传输。 外置USB 56K Modem，采用conexant芯片组，无需外接电源，支持热插拔功能 笔记本电脑和台式机通用 完全兼容ITU V9.2/K56Flex 5600bps传输协议 DCE速度 可达56000bps，DTC速度 可达115200bps 支持MNP5数据压缩协议使传输更高效 设定指定百分之百兼容于hayes AT指令 相容世界先进的G3规格，相空CLASS1 采用快速反应式半导体防雷电路，增强其抗雷击性能 支持Win9X/ME/2000/VISTA /Win7 配带一条电话线

工厂大量提供USB MODEM 通讯协议 数据协议 ITU－T V.92,V.90, V.34, V.32 bis, V.32, V.22 bis, V.22, V.23, V.21, Bell 212A , 103 数据纠错 V.42 LAPM and MNP2-4 数据压缩 V.44，V.42 bis and MNP5 指令系统 EIA / TIA 578 Class 1 ，兼容Hays AT指令集 流控方式 软件（XON/XOFF）或硬件（RTS/CTS）流控 拨号方式 音频、脉冲 保护电路 快速反应式半导体防雷电路，增强其抗雷击功能 配置要求 Celeron300或Pentium MMX266以上 驱动支持 Windows95、Windows98、Windows ME、WinNT4.0、Windows2000、Windows XP、Linux,Win7

USB Modem 56kbps External USB Voice/Fax/Data Modem This 56kbps modem provides V.90 and K56Flex standards for high speed file transfer, fax send/receive and Internet login. The modem has error correction and data compression capabilities for reliable and fast transmission. The modem comes with complete software packages for voice mail and fax. Small enough to fit into a pocket, this modem is the perfect solution for desktop and notebook computers. As a USB device, it is also the easiest modem to install. Feature Summary : 56kbps Voice/Fax/Data Modem V.90, V.92 & K56Flex standards, auto-detect Send/receive faxes from computers or fax machines AT Command set Error correction and Data compression standards Low power consumption and automatic sleep mode 2m (6-foot) USB A-to-B cable provided for connecting to PC Technical Standards : USB 2.0 Standard Compliant ITU-T V.90 56kbps Standard K56Flex 56kbps Standard ITU-T V.34 Data Transmission Standard ITU-T V.32bis Data Transmission Standard ITU-T V.22bis Data Transmission Standard ITU-T V.22A/B Data Transmission Standard ITU-T V.23 Data Transmission Standard ITU-T V.21 Data Transmission Standard Bell 212A and 103 Industry AT Command Set Standard ITU-T V.42 LAPM, MNP 2-4 Error Correction ITU-T V.42bis and MNP 5 Data Compression ITU-T V.80 and Rockwell Video Synchronous Access Standard ITU-T V.17 Fax Transmission Standard ITU-T V.29 Fax Transmission Standard ITU-T V.27ter Fax Transmission Standard ITU-T V.21 channel2 Fax Transmission Standard System Feature : Data Mode : ITU-T V.90,V.92 and K56Flex Auto-Detect ITU-T V.34, V.32bis, V.22bis, V.22A/B, V.23, V.21 Compatibility Speeds of 56000, 33600, 31200, 28800, 26400, 24000, 19200, 16800, 14400, 12000, 9600, 7200, 4800, 2400, 1200, 300, 75 bps DTE Throughput up to 115200bps Bell 212A and 103 Industry Standard AT Command Set V.42 LAPM, MNP 2-4 Error Correction V.42bis and MNP 5 Data Compression V.80 (H.324 Video Conferencing Interface) and Rockwell Video Synchronous Access modes support host-based communication protocol Fax Mode : ITU-T V.17, 29, 27ter and V.21 channel2 Compatibility Group 3 Fax send and receive EIA Class 1 Speeds of 28800, 14400, 12000, 9600, 7200, 4800, 400bps Fax on demand and retrieval Voice Mode : Tone detection/generation and call discrimination Supports digital telephone answering machine, voice annotation and audio recording playback applications Multiple voice mail boxes, with software bundled

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