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• K12 hand-held audio microphone Product information: Product Name: Handheld K-song Audio Product model: K12 Execution standards: GB-T9254 Output power: 5W Input signal: 42DB Battery: High functionality broad potential lithium battery Charging voltage: DC5V Frequency range: 9OHZ-18KHz Power delivery method: DC charging and built-in battery main operate : Adopting a high fidelity electroacoustic components Super MP3 audio deciphering expertise 3 high-performance battery All electronic audio processing, clear sound quality, excessive sensitivity Strong sound penetration and extensive coverage operation directions 1 Short press as soon as to decrease the volume, long press the previous song 2 Manually swap playback modes, corresponding to Bluetooth &;TF card or USB flash force three Short press once to increase volume, lengthy press one track four Short press to change LED lighting effects, lengthy press for 2 seconds to show off LED lighting fixtures effects 5 Long press for 3 seconds to show on/off, brief press to play/pause, double-click to show on/off the couplet Short press to show on/off the voiceover 7 Press and maintain the microphone for 3 seconds to turn it on and off, press and maintain once to mute the microphone 8 Short press microphone quantity up, double-click reverb up nine Short press the microphone to decrease volume, double-click to decrease reverberation 10 Short press to cancel the original sound and turn on/off the group, lengthy press to modify to the magic sound eleven Microphone indicator light, blue mild flashes when now not connected, blue gentle remains on when linked successfully, red mild lighting up when charging, and turns off when totally charged 12 Microphone Type-C5V charging port thirteen Earphone jack 2 14 JF card slot, automatically switches to TF mode when inserting MP3 audio information 15 Audio Type-C5V charging interface sixteen USB port, routinely switches to USB mode when putting MP3 audio recordsdata 17 Audio indicator light, blue gentle flashes when no longer connected, blue light remains on when connected successfully, red mild lighting fixtures up when charging, and turns off when entirely charged Common subject handling: If the indicator light does not light up after turning on the device, please test if the speaker battery is sufficient, or connect the speaker to a 5V/1A strength supply for charging, which takes roughly 3-4 hours 2 The microphone has no sound, which may be due to the strength now not being became on, the mode now not being correct, or the amount no longer being adjusted Please modify the microphone quantity correctly If there is no reverberation in the audio system, it can be due to reverberation switch being grew to become off Please activate the mute switch If there's noise in the microphone, it can be due to ambient noise, sign interference, or proximity to the speaker Please readjust the direction of the microphone five If Bluetooth playback is interrupted, it can be due to the lengthy distance of Bluetooth or barriers between the telephone and the amplifier, affecting signal transmission Please stay close to the linked telephone and avoid limitations 6 If Bluetooth can't connect, it can be because of an extended distance, obstacles, or being related via a mobile phone Please technique the phone to circumvent limitations and disconnect the telephone 7 If unable to charge, examine if the charger is working correctly and if the purple indicator mild at the charging port is on when the audio is charging

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