VT-1000 Speakerphone Overview The Brother VT-100 personal speakerphone, is a powerful, yet portable, solution to conducting conferencing on the go. Our speakerphone is provides crisp, clear voice calling, while still being user friendly, with a 'plug-and-play' USB connection. Main Features Crisp and clear voice with an omnidirectional microphone Advanced audio features including noise and echo reduction Convert your smartphone into a high-quality speakerphone Optimized to work with Brother OmniJoin Web Conferencing USB 2.0 connectivity 2-year limited warranty Connect multiple speakerphones with the VT-Multi driver Noise Cancelling Yes Bandwidth 200Hz - 20KHz Operating System Compatibility Audio Omnidirectional microphone Smartphone Phone Bridge Yes Presentation Mode Yes Operating System Compatibility Windows® Windows® XP 32bit, Windows Vista® 32/64, Windows® 7 32/64 bit Mac® OS: OSX v10.5 to v10.8 Operating Temperature Range 32 degrees F ~ 104 degrees < 80% Relative Humidity Interface USB 2.0 UPC Code 012502634355 Unit Weight 0.34 lbs. Unit Dimensions 4.9" x 2.7" x 1.2" Echo Cancelling Yes