New LED Lamp Wireless Microphone BluetoothStyle: Bluetooth Wireless Handsfree Microphone Microphone type: Capacitance Pointing Features: Cardioid Channel : 2. 1 Battery capacity : 1800MA Input voltage: 220V Without bracket Speaker power: 4 4W Signal to noise ratio: 85dB Frequency response range: 150 20KHZ Audio interface: 3. 5mm stereo headphone plug Built in 1800MA lithium battery, charging is very convenient. Charging time: 3 to 5 hours. Play time: Fully charged intermediate volume 3 4

not on 2 monitors at the same time

It is used indoors and placed in a dry place

Appliance: Computer teaching system

Microphone echo and microphone volume dials

Ergonomic tip makes it easy to plug and unplug

with Phone Camera Lens

Cells Dimensions

accurate and agile control

-Bluetooth

Unit weight :262g

13 mil: 0 – 300 mm

Battery required(not included)