1. Mini Laptop. 2. Omnidirectional pickup, 360 omnidirectional pickup. 3. Type-C USB charging design, long battery life, compact and , and more flexible. 4. Receiver and transmitter with LED lights. 5. Built-in microphone, supports clip-on microphone, and the output volume is adjustable. 6. Enable automatic connection -key pairing. 7. Built-in rechargeable battery. 8. Suitable for live broadcast, conference, interview, recording, etc. 9. Widely compatible with computers, laptops, mobile phones, digital cameras, SLR cameras, tuners, recorders and other devices. Name: Wireless Microphone Input voltage: 5V Frequency response range: 20Hz-20KHz Battery capacity: 300mAh-500mAh Battery life: 3-6 hours Signal-to-noise ratio: equal 70db Colour:black Material:ABS type:One to Two Package Contents: 1 x transmitter 1 x receiver 2 x connecting cable 1 x charging cable 1 x hair ball Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.