Notice to individuals with implanted cardiac pacemakers or AICD devices: Any source of RF (radio frequency) energy may interfere with normal functioning of the implanted device. All wireless microphones have low-power transmitters (less than 0.05 watts output) which are unlikely to cause difficulty, especially if they are at least a few inches away.
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2. Observe correct polarity as marked inside the bat- tery compartment and carefully insert two fresh 1.5V AA alkaline batteries (Fig. B). Because there is some variation in actual battery dimensions, make certain the batteries are fully seated in the battery compartment.
Remove the lower body cover to access the following controls. PAD SWITCH: The ESW-T214 offers a Pad switch with 0/–6/–12 dB positions which increases the maximum SPL (sound pressure level) capability of the microphone. Use the “0” (no pad) position unless very high SPLs are encountered.
300' typical Operating Temperature Range 41° F (5° C) to 113° F (45° C) Frequency Response 100 Hz to 15 kHz ESW-T214 HANDHELD TRANSMITTER RF Power Output 50 mW Max (H: 10 mW; L: 5 mW, typical) Spurious Emissions Under federal regulations...
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For future reference, please record your system information here (the serial number appears under the lower body cover): Transmitter ESW-T214 Serial Number One-Year Limited Warranty Audio-Technica professional wireless systems purchased in the U.S.A. are warranted for one year from date of purchase by Audio-Technica U.S., Inc.