Rolton K600 7.4V Bluetooth Audio Speaker Megaphone Voice Amplifier Without Transmitter(White)

1. K600 Bluetooth amplifier, no button, can not insert the card, can not be inserted into the U disk playback, only the amplifier function2. Note: the need to achieve the wireless function to be equipped with a separate transmitter or wireless microphone.3. Easy to wear, can be buckled in the belt or pants on the edge of the belt can also be used to hang waist belt, can be freely adjusted4. Bluetooth 5.0, compatible with the connection of mainstream devices, such as cell phones, computers, laptops, tablets, etc.5. 7.4V high voltage, loud and high power6. Double voice coil thou iron boron speaker / double MOS tube / double voltage, covering an indoor area of 2000 square meters7. Intelligent noise reduction, restore fidelity sound quality8. The whole machine a knob to adjust the switch / volume / mode, simple operationParameters:1. Output power: 10W2. Material: plastic3. Microphone output interface: 3.5mm4. Voltage: DC3.7V - 7.4V5. Battery capacity: 3000 mAh lithium6. Weight: 149g7. Size: 90 x 39.2 x 109.5mmProduct standard equipment:Amplifier x 1Headset wired microphone x 1Belt x 1USB charging cable x 1Microphone cover x 2