Williams AV MIC 188 Dual-Muff Hard-Hat Headset Microphone for DLT 400

The Williams AV MIC 188 is a high - quality dual - muff hard - hat headset microphone designed specifically for the Digi - Wave DLT 400 transceiver. It features an electret noise - cancelling element to ensure clear audio in noisy environments. With a 680 Ohm impedance at 1kHz and a signal - to - noise ratio of 58 dB, it offers excellent sound quality. The sensitivity of - 47 dB and a frequency response from 250Hz to 4000Hz make it suitable for various communication needs. It comes with a 3.5 mm stereo TRRS plug with 360 strain relief, gel soft circumaural ear cushions in black color. It has WEEE, CE, and RoHS approvals and a 90 - day warranty.

Using the Williams AV MIC 188 is easy. First, make sure your Digi - Wave DLT 400 transceiver is turned off. Connect the 3.5 mm stereo TRRS plug of the headset microphone to the appropriate port on the transceiver. Then, put on the hard - hat with the headset attached. Adjust the ear cushions for a comfortable fit. When using it, speak clearly into the microphone. As for maintenance, keep the microphone and ear cushions clean. You can use a soft, dry cloth to wipe them. Avoid getting the microphone wet. If it gets dirty, use a mild cleaning solution and be careful not to let any liquid enter the microphone. Remember, it has a 90 - day warranty, so if you encounter any problems during this period, contact the manufacturer.