RELM/BK Radio offers three new speaker microphone options for BK Radios: the LAA 0224 earphone with boom mic, the LAA 0223 noise canceling headset and the LAA 0225 low-profile surveillance kit. The LAA 0224 earphone with boom mic is a behind-the-head style with a single left speaker. The speaker rotates on the steel frame to allow for adjustment. It is water, wind and dust proof and features a flexible, noise-cancelling boom microphone with replaceable windscreen. The LAA 0223 noice cancelling headset offers a certified noise reduction rating of 24 dB and features an extreme noise-cancelling microphone, a PTT switch located on the earcup and a flexible, heavy-duty cord. The LAA 0225 low-profile surveillance kit features a lightweight earphone, rubber eartip, radio connector and clothing clip. A quick-disconnect earphone adapter allows for easy replacement of any one component. Other features include a low-profile flexible and transparent acoustic tube and a flexible high-grade cable.