Welcome to our store！</br>1、Application: Intercom system can be used as a single loudspeaker, also can be used in conjunction with the intercom, loudspeaker, etc. 2、Loud Sound: 80dB high decibel, 5W high power, loud sound, strong penetration and can be heard in a noisy environment. 3、Thoughtful Design: Intercom can be placed directly on the desktop, the back of the host with wall holes, so you can also hang on the wall. 4、Stable Performance: Adjustable frequency design, strong anti interference capability, perfect for home or business use. 5、Professional Manufacturing: Stable signal and clear sound quality, and is the trusted home wireless intercom system! <p class="wang-edit-text"><p class="wang-edit-text"> <p class="wang-edit-text">Item Type:&nbsp;Wireless&nbsp;Intercom&nbsp;System Material: ABS Power: ≤5W Frequency: 400-480MHz Decibels: 80dB Operating Voltage: 9V Plug Voltage: AC100-240V&nbsp; Battery Type: Lithium Battery 2600mAhx1 (built in) <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 Wireless&nbsp;Intercom&nbsp;System1 x&nbsp;Power Adapter&nbsp; 1 x User Manual&nbsp; 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>