The Multi-purpose of looks far and listens to the bird meter is a widely applied photoelectron toy, with functions of telescope and recorder at a long-distance. As overlooking a long place, the sound from there could be heard.
In this product, the single barrel focusing telescope in a specialized level is adopted, and the clear and bright image could be obtained in the day and night.
In a quiet environment, the distance of recording is more than 200 meters. The time of recording is 120 seconds according to the two types of products. The duplication of record is good tone.
The toy is suitable in the surveying work in a field, observing and appreciating the animal, observing and listening go the bird, meeting, taking part in a concert, and visiting athletic contest. Any illegal eavesdropping and peeking with it should be forbidden.
Major function and technical specification: 1. Telescope specification: 8X21 focusing telescope. 2. Effective viewing distance: 8 meters to Infinite distance. 3. Material: Optical glass lens (The surface is plated the anti-reflection film and band width film), Aluminum alloy lens cone. 4. Resolution: 11~11.5 degree. 5. Angle of view: 7.2 degree.
6. Directional listening distance: 200 meters in a field. 7. Volume control: Adjustable 8. Audio frequency scope: 20~20KHz 9. Sensitivity: -68~50dB. 10. Recording times: The recording chip being imported from The US Static times: 12 seconds, Dynamic times: 2 hours.
11. Replay: Static sound recording replay precision ≤ 0.5% 12. Duplication: The duplication line being provided, the static and dynamic recording could be expediently duplicated to the computer and the else acoustic equipment. 13. Energy consumption. The low energy consumption and Automatic close-down with not using design. Disposable operating time: ≥ 6 hours 14. Power source: A 9V battery 15. Main engine outward appearance: ABS engineering plastics inner and black rubber anti-slip paint at surface.
16. Earphone: The moving coil type noise-suppression big earphone being matched, the wave distortion of which is less than 1%, and the tone of which is clear. 17. Instruction: English, The installs Instruction for use is in detail and attached figure. 18. Packing: The small packing box with Rolling surface being printed in colored gradation bottom color original map. The packing boxes are satisfied with the export foreign trade standard and every box is Containing 12 small packing boxes. 19. Inner bagging: The Air bubble bag in transparent plastic with blowholes and the writing prompt. 20. Packing content: A main engine, a earphone, a sound cover, a audio frequency duplication line, the mirror cloth, a big of drying agent, a instruction booklet, a certificate of quality.