Wireless Presenter with Red Laser Pointers Pen USB JBL SPEAKER adaptive bit stream"

adaptive bit stream"

Eye distance: 60-72mm

Power on: Press the power button

0mm Mic sensitivity: -38dB +/- 3dB Mic impedance: 2

Wireless Presenter with Red Laser Pointers Pen USB JBL SPEAKER adaptive bit stream"Features: Portable This 2. 4 GHz wireless remote red laser pointer is small and exquisite, portable and with richer applications. Convenient No hassle setup, the USB receiver is plug and play ,simply plug into your computer's USB port, it has no driver required. Practical The receiver is power saving, lightweight and suitable for putting in your pocket or handbags. Presentations from up to 10 meters away. High quality and high technology This high