1. The earphone hole is inserted and pulled out in a convenient way.Ultra-fine 3.9mm diameter wire easily unbound.Fine appearance comfortable to handle. 2. The APP has strong compatibility with no virus advertisement, basically compatible with all mobile phones, and easy operation without hot pressing. 3. Resolution: 1280*720,640*480. Perspective: 70 degree. Focal length: 1.4-2 cm. 4. Support picture format/video format: JPEG/AVI. 5. Support system: Android 4.2 & computer. 6. Material: ABS+PC+ metal.
