|  Lets you record voices up to 150 feet away depending on environment and transmission conditions | 
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|  Ideal for video camcorders - captures the voices of family members on vacation, in sporting events, at recitals, birthdays and weddings | 
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|  Ideal for Pressmanฎ portable audio recorders captures lectures and speeches, good for music and nature study | 
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|  Supplied lavalier microphone is tiny and unobtrusive, clips onto shirt or tie | 
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|  Built-in windscreen helps reduce the microphone's pickup of wind noise | 
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|  Electret condenser microphone design for high quality and small size | 
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|  Omni-directional microphone pattern picks up sound from all directions | 
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|  Pocket-sized wireless transmitter is easy to hide, clips onto clothing for unobtrusive use | 
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|  Plug-in power for compatible Sony microphones, no need for separate mic battery | 
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|  Wireless receiver plugs into camcorder or audio recorder mic input; easily clips onto clothing, camcorder hand strap or shoulder strap | 
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|  Three transmission channels enable you to choose another channel if you encounter interference | 
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|  Monitoring earphone lets you hear what's being recorded; plugs into wireless receiver | 
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|  Mic mixing lets the camera operator and the subject both be recorded; requires a second microphone, optional, such as the Sony ECM-T145 | 
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|  Compact, lightweight design - the antennas are built into the transmitter and receiver | 
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|  900 MHz wide FM transmission for outstanding sound quality, excellent frequency response (100 - 15,000 Hz) and extended dynamic range (more than 78 dB) | 
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|  Switchable transmission channel lets you choose the channel with clear, noise-free sound | 
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|  SYSTEM | 
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|  Range up to 150 feet, depending on environment and transmission conditions, including obstructions and other RF sources | 
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|  RF Power 94 dBต V/m at 3 m, complies with the Federal Communications Commission (FCC) Part 15 | 
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|  Carrier Frequency 912 - 915MHz; Channel 1: 912.900MHz; Channel 2: 913.800MHz; Channel 3: 914.400 MHz | 
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|  Modulation: FM | 
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|  Frequency Response: 100 - 15,000Hz | 
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|  Dynamic Range: More than 78dB | 
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|  Output Level: -55.2, ฑ4 dBm (0 dBm = 1 mW/Pa, 1,000Hz) | 
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|  Output Impedance: 1 kohm | 
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|  TRANSMITTER | 
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|  Microphone Directivity Omni-Directional | 
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|  Maximum Sound Pressure Level more than 114dB SPL | 
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|  Microphone Cord Length Approx. 39" (1 meter) | 
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|  Oscillator Crystal Controlled | 
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|  Signal Processing Compressor | 
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|  Antenna: Built-in | 
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|  Power Requirements: DC 1.5V, requires AA battery (not supplied) | 
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|  Battery Life: Approximately 20 hours with Sony Alkaline battery | 
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|  Mic Input: Stereo minijack with plug-in power | 
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|  RECEIVER | 
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|  Oscillator SAW resonator | 
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|  Signal Processing Expander | 
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|  Monitor Output Level: Approx. 2 mW, 16 ohms | 
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|  Earphone Jack: Monaural mini plug | 
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|  Mix Mixing Jack: Monaural mini plug | 
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|  Output Cord Length: Approx. 18" (450mm) | 
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|  Output Plug: Monaural miniplug | 
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|  Earphone Cord Length: Approx. 18" (45cm) | 
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|  Dimensions(WxHxD): 2 3/8 x 2 3/4 x 7/8" (60 x 70 x 22.5mm) | 
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|  Weight: Approx. 3.1 oz (88g) including batteries |