16-channel PLL synthesized UHF wireless system. Sleek metal housing with internal antenna for optimum aesthetics and durable long life. Unidirectional neodymium dynamic cartridge for optimum true sound, maximum feedback rejection and minimal handling noise. Frequency agile rotary DIP-switch with 16 user-selectable channels. Audio mute switch allows convenient audio muting with the transmitter on. Easy accessible level adjustment for optimum sound. Status LED indicators for unit on and for low-battery alert. Convenient, economical operation with two AA alkaline or NiMH batteries. Rugged, all-metal housing. Internal selectable 3-way input select (headset mic, lavalier mic or instrument). Frequency agile rotary DIP-switch with 16 user-selectable channels. Audio mute switch for convenient audio muting with the transmitter on. Bi-color LED status indicator for unit on and for low-battery alert. Locking 3.5mm mini-jack provides secure connection for removable mic or instrument cable.