This is a hand-held microphone which is made by good materials for safe and easy to use. It's beautiful design, easy to use, hand-held microphone, durable. Wireless design, users can move in home, classrooms, and other places. Features -Color:Grey -Material:Plastic -Size:4.00X4.00X25.00cm/1.57X1.57X9.82in - Adopting premium and safe materials, which are sturdy and light, the mic is practical. - It will be an awesome mic If you want to enjoy music. The portable microphone, sing with your friends or family! - Small and compact, it comes with a beautiful appearance, you can easily put it in your bag. - The compact microphone allows you to have a happy KTV time, which is convenient for you, you deserve it. - The microphone is compact and light, portable for outdoor use, can bring much convenience or you. Receiver parameters: -Carrier frequency : UHF693MHz -Working voltage/current: 6-12V/150mA Transmitter parameters: -Output power: >10dBM -Maximum modulation degree: ±48KHz -Carrier frequency: UHF693MHZ -Working voltage: 3V Package list: 1 x microphone 1 x anti-slip ring 1 x receiver 1 x accessory 1 x manual