The Audio-Technica BP893xCT4 Omnidirectional Earset Microphone is a top - notch choice for professionals. It provides high - quality, natural vocal reproduction with a discreet look. Its ergonomic under - ear design and a super - unobtrusive 0.2' boom make it perfect for situations where a low visual presence is needed. The omnidirectional subminiature condenser capsule is like a high - quality lavalier microphone, expertly capturing natural voices. With a detachable and field - replaceable cable, it's suitable for both wired and wireless setups, making it a reliable option for various professional scenarios.
Comfort and secure placement are key features. The earset hooks around the ear with the boom below, staying inconspicuous and stable. The included AT8464x Dual - Ear Adapter Kit can turn it into a dual - ear unit for long - term wear during performances or presentations. Made of hypoallergenic materials, it offers a comfortable experience for all users.
The BP893xCT4 has an extended frequency response, accurately capturing every detail of the vocal performance. The wired version's power module (AT8545) comes with a high - pass filter. This filter provides low - frequency attenuation, improving sound pickup without harming voice quality. Overall, it combines a discreet design, high - quality audio, and versatile applications.

Using the Audio - Technica BP893xCT4 is easy. First, if you're using the wired version, connect the detachable cable to the earset and the power module. Then, attach the earset to your ear. Hook it around the back of the ear with the boom extending from below. For longer use, you can use the AT8464x Dual - Ear Adapter Kit to convert it to a dual - ear setup.
When it comes to the wireless version, make sure the voltage is within the 2.5 - 10V range. The battery current consumption is about 0.2 mA at 5V.
For best results, keep in mind that the microphone has a frequency response of 20 - 20,000 Hz. The wired version has a low - frequency roll - off at 80 Hz. Also, the maximum input sound level is 131 dB SPL.
To maintain your microphone, handle it gently. The cable is detachable, so be careful when attaching and detaching it. Keep it away from moisture and use the provided moisture guard. Store it in the carrying case when not in use. And if you need to replace the cable, it's field - replaceable. Just follow the instructions carefully.