QOMO HiteVision QRF500 Class Pack for 32 Students Pearstone CT08-100-C The Sensei 49-58mm Step-Up Ring

The Sensei 49-58mm Step-Up Ring permits the use of 58mm threaded filters on lenses with 49mm filter threads

0 Operating System Supported Windows 7

0 cm) side foam ensures durability and extra protection against impact

storage pocket

Attachment Method 1/4" Screw Length 10

QOMO HiteVision QRF500 Class Pack for 32 Students Pearstone CT08-100-C The Sensei 49-58mm Step-Up RingComplete QRF500 Kit for Classroom Use Wireless Lesson and Testing Solution Instant Feedback for Instructor The QOMO HiteVision QRF500 Class Pack for 32 Students is an all inclusive kit containing everything you need to begin using the QClick QRF500 system in your classroom. This kit contains 32 Response Remotes for student use, 1 Instructor Remote, and a Radio Frequency Receiver to gather all of the information from the remotes and back it up to a