Welcome to our store！</br>1、Function: 5W power, strong penetration, can be used for single amplifier, can also be used in conjunction with intercom, amplifier, etc 2、High Decibel: 80dB high decibel amplifier, loud but clear sound quality, can be heard clearly even in noisy environment. 3、Interworking: The desktop intercom has a variety of matching modes, can be used stand alone or interoperably with a loudspeaker or other intercom. 4、Installation: Can be placed directly on the table or hung on the wall, and there is a wall hanging hole on the back of the main unit. 5、Microphone: 360° gimbal metal hose microphone, adjustable left and right, up and down, flexible in use, not easy to wear or rust, practical in use. <p class="wang-edit-text"><p class="wang-edit-text">Item Type:&nbsp;Desktop&nbsp;Intercom Material: ABS Power: ≤5W Frequency: 400-480MHz Decibel: 80dB Operating Voltage: 9V Plug Voltage: AC100-240V <style> .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }</style> 1 x Desktop&nbsp;Intercom1 x&nbsp;Power Adapter 1 x Manual Satisfaction - Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactoryaftersalesservice</br>