Model Number: USB-501 Brand Name: OEM Key Specifications/Special Features: Key features:Ideal for group conference, free Internet call and musicenjoymentDue to 48kHz sample rate, presenting CD-quality music and highfidelity soundHi-fi amplifier and high-quality speakerFull-duplex conversation and crystal clear voice

DSP built-in for echo cancellation and noise reduction

Adjustable volume and mute control

Convenient for private conversations with earphones

Ideal for travel because of small size and lightweight

USB 1.0 and 2.0 compatible, no driver required

Mac and PC compatible

Supports Skype, UUCall, Alt QQ, MSN, Talk, Yahoo, Sip Discount,X-Lite, Eyebeam, X-pro, Sipgate, iPhone, Vonage, UBIFONE, Imtel,VoIP Buster, VoIP discount, VoipCheap, VOIP Stunt, SparVOIP,Internetcalls, NetAppel, YpoivyY, FreeCall, WebCall, VoipRaider,VoipWise and Onet2phone

Hardware:

• No external power required
• USB power and mute microphone LED indicator
• Volume+, volume-, mute speaker and microphone buttons
• Built-in driver and sound card

Interface:

• One USB interface to PC
• One headset jack

System requirement:

• Microsoft Windows 2000, XP or Vista
• 400 MHz processor and free USB 1.1 or USB 2.0 port
• 128MB RAM and 15MB free disk space
• Internet connection (33.6kbps modem or any broadband: cable,ADSL)

Unit weight: 315g

Individual packing: color box