Product Name: 3 in 1 Wireless Bluetooth Microphone Karaoke with Phone Holder Model NO.: Q9 Output Impedance: 50-1000? Wireless Technology: Bluetooth Connector(s): USB Sound Field Force: Pressure Type Transducer Principle: Electrodynamic Microphone Sound Channel: Stereo Directivity: Uni-direction Signal Transmission: Wireless Application: Music, Voice, Recording, Meeting, Measurement, Amplify Style: Handheld Microphone Power Supply: Built-in Li Battery Output Power: 5W*2 Microphone Color: G Trademark: OEM Transport Package: Gift Box Specification: 30x15X10 cm Origin: China Shenzhen Product Description Different model for choose:Specification:Style:Hand hold Microphone come amplifier speakerCommunication:Wireless BluetoothUse:Karaoke Microphone/recorder/Bluetooth speaker/loudspeakerWireless:Bluetooth 4.1Pickup: CondenserReverb Mode: Echo reverberationOutput Power: 10mWSpeaker Output Power: 5W*2Frequency Range:100Hz-10kHzSPL:> 115dB 1KHz THD< 1%Charging Voltage: DC 5VCharging Time: 5-6 hourUsing Time: 5-6 hoursBattery:Built in lithium battery 3.7V/2200mAhColor:Black,Rose,Champagne goldMaterial:Aluminum+ABSTemperature:-10ºC-45ºCColor: black/ gold/ pinkFeature:DaulspeakersBluetooth 4.1 technology, work as wireless speakerSuper bass with loss-less soundHigh quality recording functionMost Karaoke Apps supported (sing!by Smule/Yokee/The Voice: on stage/Red Karaoke/SingPlay)High quality plastic body, perfect hand feelingPortable size, suitable for outdoor & indoor (party, home KTV, show, promotion ect)Built-in Lithium Battery: 1200-2200mAh for choosePhone holder:adjustable cellphone holder fit all phones sizes range 2.35-3.35 inch