Features 1.2.4G WIRELESS TRANSMISSION: Wireless microphone system adopts 2.4G wireless transmission technology, automatic connection, strong anti interference, one key noise reduction, one key reverb. Support 15m / 49.2ft long?distance transmission. 2.HIGH SENSITIVITY: Microphone with cardioid sensitive pickup, according to the frequency characteristics of the human voice, integrated electro acoustic technology, moving coil microphone, configured with whistling suppression. 3.NOISE REDUCTION: Handheld microphone adopts DSP intelligent noise reduction chip, three dimensional sound effect, effective filtering of noises, vocal dynamic optimization technology to beautify the sound, bringing a more perfect singing experience. 4.COMPATIBLE DEVICES: Handheld wireless microphone is equipped with 6.35mm and 3.5mm adapters, compatible with amplifiers, outdoor speaker, computers, cameras, cell phones, home theater car speaker and other equipment. 5.APPLICABLE: 2.4G wireless microphone is suitable for various occasion, suitable for home singing, rave parties, school lectures, outdoor performances and so on. Plug and play, compatible with MIC interface devices. specificationItem Type: 2.4G Wireless Microphone Material: ABS Working Voltage: 3.3V-5V Working Current: Maximum 100mA Ambient Temperature: -15-65C Frequency Range: 2.4-2.483 GHz Operating Channel: 26CH Modulation Mode: GFSK Baud Rate: 3Mbps Channel Interval: 3MHz Transmit And Receive Distance: Approx. 15m / 49.2ft Transmit Power: -10-18db Receiving Sensitivity: -80db Number Of Sound Channels: Single Channel Sound Input Interface: IIS Sound Output Interface: LIS Frequency Response Range: 20-20KHz Delay Time: 12.5ms Sampling Rate: 48KHz 16bit Signal To Noise Ratio: 90db Distortion: 0.5% At 1KHZ Dynamic Range: 90db Left And Right Channel Isolation: 50db Battery Type: Lithium Battery Single Microphone Battery Capacity: 75mAh (Including) Receiver Battery Capacity: 90mAh (Including) PackageList2 x 2.4GWirelessMicrophone 1 x Receiver 1 x 3.5mm 1 for 2 Sound Cable 1 x 3.5mm Adaptor 1 x 6.35mm Adaptor 2 x Charging Cable 1 x Instruction Manual