Feature:1. HiFi Sound: Bluetooth speaker microphone set with upgraded high definition microphone core, HiFi grade speakers pick up the sound more clearly, not afraid of whistling, so that live and singing more effort.2. Large Diameter Speaker: Speaker machine using premium acoustic structure, 57mm full range large diameter speakers. Highly restored sound, enjoy HiFi surround bass and high sound.3. Multipurpose: It is a microphone and is also a Bluetooth speaker, a key to turn on the connection, open the microphone can K songs, not open the microphone can play songs alone.4. Multi Sound Effects: Portable handheld karaoke mics fun voice change, entertainment can be weird, standard, KTV, Goddess, doll sound, mysterious sound a variety of voice change, one key switch, change at any time.5. One Key Switch: One key switch to eliminate the original sound mode, accompaniment is no longer a problem, enjoy the comfort brought by good sound quality.6. Widely Compatible: Bluetooth speaker microphone set intelligent compatible with all kinds of equipment, APP, support special cell phones, TV, tablets, computers and other devices and compatible with all kinds of mainstream singing APP.Specification:Item Type: Bluetooth Speaker Microphone SetMaterial: ABSMicrophone Parameters:Pickup:Back Pole Type Condenser MicrophoneOperating Voltage: 3.7VFrequency Range: 20HZ~20KHZBattery Type: Lithium BatteryBattery Type: 1200mAh (Included)Charging Time: 3.5~4 HoursBluetooth Speaker Parameters:Bluetooth Version: 5.0 VersionSpeaker Diameter: 57mm/2.24inSpeaker Power: 5WOperating Voltage: 3.7VFrequency Range: 120Hz-20KHzReverb: Sound Effect ReverbBattery Type: Lithium BatteryBattery Capacity: 2000mAh (Included)Charging Time: About 2.5 HoursMemory Card Support Maximum Capacity: 64G (Not Included).Package List:1 x Microphone1 x Speaker1 x Instruction Manual1 x Charging Cable