Features: 3-in-1 multifunctional microphone: For Karaoke sing, music layer or song recording. BT 4.0 technology for lower energy consumption but more stable connection and faster transmits speed, effective wireless operating distance is up to 10m. Noise cancellation function wireless capacitive microphone, you can enjoy singing wonderful music by yourself. BT wireless design for connecting to any BT enabled smart devices. Distortion is less than 0.5 percent, reduce the loss of sound quality effectively. Supports connecting to Android/IOS systems and many other devices. Multipurpose: Wireless speaker, Karaoke singing, Car Stereo, instrument recording, interviews, podcasting, etc. Specification: BT Version: BT 4.0 Output Power: 4Ω 3W Signal-to-Noise Ratio: ≥85dB Frequency Response: 150～ 20KHz Audio Jack: 3.5mm Battery: Li-Polymer 4.2V / 2600mAh Charging Time: 3-5hours Color: Gold | Black | Rose Gold | Rosy Note: Please allow 1-3cm (0.4-1.18") difference due to manual measurement and slight color variation for different display setting. Package Includes: 1 x Microphone 1 x USB Cable 1 x Audio Cable 1 x Manual