Vertex handheld speaker | microphone - MH-66B7A

Vertex MH-66B7A Handheld Speaker/Microphone The Vertex MH-66B7A is a rugged and reliable speaker/microphone perfect for use in demanding environments. Features: Submersible: IP68-rated, withstands immersion up to 2 metres for 30 minutes. Noise reduction: Reduces background noise for clear audio transmission. 2 programmable function keys: Access desired functions at the touch of a button. Audio attenuator switch: Reduces noise level by 20 dB for use in loud environments. Compatible with various Vertex Standard walkie-talkies: VX-820, VX-920, VX-P920, VX-450, VX-460, VX-420, VX-410, EVX-530, EVX-540. Specifications: Impedance: 8 ohms Microphone sensitivity: -47 dB ± 2 dB Output level: 3 watts Dimensions: 80 x 55 x 35 mm Weight: 280 g