Description:Product Name: MicrophoneStyle: handheld wirele microphone power amplifier speakerConnection method: Bluetooth 4.1Application: Karaoke microphoneModel: telephone microphone karaokePickup: capacitorOutput power: 5wFrequency range: 100Hz 10khzMaximum sound preure level: 115 dB 1khzTotal harmonic distortion: le than 1%Reverberation mode: echo reverberationPower supply: built-in lithium batteryBattery capacity: 800 mAMaterial: Aluminum + ABSColor: 1. Golden 2. Rose gold 3. Blue 4. Black 5. PurpleCompatibility: Suitable for iOS and Android smart phones, iPad tablets, Bluetooth, etc.Multi-purpose: Bluetooth speakers, karaoke singing, car audio, music recording, interviews, podcasts, etc.Size: 23.5*7.5*7.5cmPacking list:1x Microphone1x USB data cable1x Packing boxNote:The color deviation is subject to actual system configuration and slight dimension difference is allowed due to manual measurement.