Wireless Bluetooth 5.0 Loudspeaker: Made of durable plastic materials, Bluetooth 5.0, fully support mobile phones and various Bluetooth computers and other devices for wireless transmission of audio. communication distance 10 meters.Karaoke Machine Speaker: With the portable handle design which is more convenient to carry. 3.5 mm AUX interface make the machine turn to be a wired speaker easily.Rotary Knob Operate: Multi knobs for convenient use. Provide TF card port to read your TF card, convenient and fast. Support TF card input, True Wireless (Can realize this function by one karaoke speaker), FM function, U disk input, 3.5mm AUX, dual MIC, voice calling function.360° Deep Bass Sound: Stereo surround HIFI sound quality brings the pub and club pleasure to the home. Perfect for outdoor dancing, singing, performance, exercising, etc.Application: Our speaker is a great gift for music or dance lovers, with rechargeable battery, USB cable charging.Specification:Material: ABS Plastic + ElectronicsSize: Approx. 95x71x170mm/3.74x2.80x6.69inchCharging port: USBCharging voltage: 5VFrequency response: 90Hz-20KHzSignal to noise ratio: ≥80dBTransmission distance: Approx. 10mPackage Includes:1 Piece Bluetooth Karaoke Speaker1 Piece USB AUX CableNote:1. Please allow 1-3mm error due to manual measurement.2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks!3. Thanks for your understanding and wish you a wonderful on-line shopping!