We discount for large quantity. Welcome to contact with us 1. Full HD video: HD 1440p 5-megapixel webcam with 1/4 inch CMOS image sensor and built-in stereo microphone. Provide clear and smooth videos for Skype chat and YouTube recording 2. Real-time streaming and recording: Excellent video quality, 1440p streaming and recording functions at 30 frames per second. It performs well even in dimly lit rooms. Fixed focus can focus things up to five meters away. Stream and capture clearer and more detailed videos, also with stereo 3.360°rotation freely adjustable, up and down viewing angle can also be freely adjusted within a specific angle 4. Easy to use: No need to install drivers or software; just plug this camera into the USB port of the device. Compatible with Windows XP, OS and Vista 5. Built-in digital microphone built-in 8 meters omnidirectional sound-absorbing and noise-reducing microphone, clear calls and easy voice chat. size:14 x 8 x 6.5CM Material:ABS colour:gray Package Contents: 1 x Webcam Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.