Purpose: astronomical telescope
Exit pupil distance: 10 (mm)
It effectively reduces background noise
embrace it in 4K clarity
This wireless lavalier microphone features true plug-and-play technology for fast and simple setup
High-speed Micro SD Card style:4GB Purpose: astronomical telescopeProduct Information Product model: TF card Item number: NF TF 02 Type: TF (micro SD) card Transfer rate: CLASS10 (MB S) Read and write speed: 10 (MB S) Write protect switch: support Applicable objects: MP3, mobile phone, MP4, camera, SLR, PSP game console, card speaker, amplifier Product size: 15mm*11mm*1mm Capacity: 4GB, 8G C10 high speed card, 16G C10 high speed card, 32G C10 high speed card, 64G C10 high speed card, 128G C10 high speed card, 256G