音的录音机干扰

Audio Recorder Jammer Product features: stop tape recorder and digital cassette recorder combination of clock remote control, long operation to 3 hours, and weight size of intelligent battery suits to carry. Product feature: Stop card type recorder Stop digital cassette recorder Combining real clock Control in remote. Long operation last for 3 hours Intelligent fast battery Lightweight The Size suits to carry Specification: Truncation distance: The longest distance of digital audio recorder is 2 meters; tape recorder’s the longest truncated distance is 8 meters. Directional truncation width: horizontal: 110, vertical: 110. The longest remote range is 8 meters. The longest operation time is three hours. Volume: 280x210x30m Weight: 1.8kg Function: 1. Electronic clock Has the function of electronic clock, display and points such as: 12o’clock18 mins=12:18 2. Tape recording truncated The truncation device doesn’t make any noise during the process of working. Truncate the recording of all the tape recorder. The test of Japan Panasonic type of RN - 502, the best radius is 6 meters, the result can reach 90% in the place of 8 meters. Effect can reach 85% in the place of 10; it can achieve 75% in the place of 12. Only noise is recorded. 3. Digital recording truncated The test of South Korea’s Digital Voice Recorder, The best truncation distance 1.5 meters. The recording content is all noises. Effect is reduced to 75% in the distance of 2.5 meters. The voice is heard sometimes, but can’t understand. 30% of the sound recording is noise, but the conversation can be understood. Test results are much better after the adding of the interview microphone. It is full of noise in the distance of 4 meters. You can hear the voice of speech in the distance of 6 meters, intermittent effect reaches 60%. 4. Wireless cable eavesdropping truncated The test of capacitance wireless microphones bug, frequency in 118MHZ, Product feature:Stop card type recorderStop digital cassette recorderCombining real clockControl in remote.Long operation last for 3 hoursIntelligent fast batteryLightweightThe Size suits to carrySpecification:Truncation distance: The longest distance of digital audio recorder is 2 meters; tape recorder’s the longest truncated distance is 8 meters.Directional truncation width: horizontal: 110, vertical: 110.The longest remote range is 8 meters.The longest operation time is three hours.Volume: 280x210x30mWeight: 1.8kgFunction:1. Electronic clockHas the function of electronic clock, display and points such as: 12o’clock18 mins=12:182. Tape recording truncatedThe truncation device doesn’t make any noise during the process of working. Truncate the recording of all the tape recorder. The test of Japan Panasonic type of RN - 502, the best radius is 6 meters, the result can reach 90% in the place of 8 meters. Effect can reach 85% in the place of 10; it can achieve 75% in the place of 12. Only noise is recorded.3. Digital recording truncatedThe test of South Korea’s Digital Voice Recorder, The best truncation distance 1.5 meters. The recording content is all noises. Effect is reduced to 75% in the distance of 2.5 meters. The voice is heard sometimes, but can’t understand. 30% of the sound recording is noise, but the conversation can be understood. Test results are much better after the adding of the interview microphone. It is full of noise in the distance of 4 meters. You can hear the voice of speech in the distance of 6 meters, intermittent effect reaches 60%.4. Wireless cable eavesdropping truncated