Features: 1. Auto connection plug-and-play a product specially designed for phones and needs No Bluetooth-compatible or Apps at all. 2. Our mic comes with built-in intelligent noise reduction chip that makes sure you collect perfect sound quality under any environment. 3. Size: microphone length 5.2* width 1.78* height 1.7 cm. The receiver length is 4.6*width 2.5*height 0.9cm. 4. It can be used for online live broadcast video shooting program interviews interview recording video teaching and other occasions. 5. The portable microphone design is suitable for both children and adults. Easy clip to mount and no bulk for anyone even holding in hand. Notice: Actual color may be slightly different from the image due to different monitor and light effect. Please allow 1-3cm deviation due to manual measurement. Description: Material: ABS Charging current: 5V 100MA Battery capacity: 90mAh (included) Charging time: about 1 hour Working time: 10 hours Connection method: automatic connection after power on Transmission distance: 20 meters Frequency range: 2.4G Color/Style: As the picture shown includes: 1 x Microphone 1 x Receiver 1 x Charging Cable