Speed Data PP 900 USB Wireless Multimedia Presenter
৳ 0- PP-900 WIRELESS
- Radio frequency technology
- multimedia presenter USB
- plug and play
- AAA standard battery support
Logitech R400 Wireless Presenter
৳ 0- Model: Logitech R400
- Built-in slideshow buttons
- 50-ft (15 m) effective range
- 2.4 GHz wireless technology