This is a high quality birding telescope made of ABS engineering plastic, the surface is coated with black rubber anti-slip paint, multifunctional unit, 8x optical telescope combined with picker, practical and practical. Support transferring recordings to computers and other audio devices. You can use the . Features: Made of ABS engineering plastic, black rubber anti-slip paint on the surface, multi-functional unit, 8x optical telescope combined with pickup, practical and practical. Rotate the focus knob to adjust the sharpness of the object, the viewing angle can be expanded appropriately, and with the sound detection system, you can hear the data distance of 100 meters. Using SOD6 recording chip, the solid-state recording time is 12s. Equipped with playback function, playback accuracy 0.6%. Support transferring recordings to computers and other audio devices. Built-in headphones, waveform distortion of less than 1% can effectively reduce environmental noise