Duet Bluetooth Dual Karaoke Microphone

Included Components

• Speaker x1
• Microphone x2
• Stereo Audio Cable x1
• USB-Micro USB Cable x1

The main unit features a speaker grille, a central control panel with a power button, and a colorful disco light on top. Two gold-colored microphones are included, each with control buttons for echo, volume, and power.

Power and Charging

Power: The power switch has two positions: "OFF" for power off and "ON" for power on. When turned on, the speaker will resume its last play mode.

Charging: Connect the device to a "DC 5.0V" power source to charge the built-in battery.

Play Modes

AUX Input: Connect audio equipment (mobile phone, MP3 player, computer, etc.) to the "AUX" port to play music.

MP3 Function:

• TF Card: Insert a TF card into the TF slot to play music from the card.
• U Disk: Insert a U disk into the USB port to play music from the disk.

Button Functions

MODE Button: Cycles through playback modes: Bluetooth, TF card, U disk, and AUX.

Previous/Volume Down Button: Short press to go to the previous song. Long press to decrease volume.

Play/Pause/Light Button: Short press to play or pause music. Long press to turn on the colorful neon lights for a KTV atmosphere.

Next/Volume Down Button: Short press to go to the next song. Long press to decrease volume.

Music Original Button: Short press to cancel the original singer's voice from the music.

Microphone Controls:

• ECH: Adjusts the reverb effect for singing.
• VOL: Adjusts the microphone volume.
• ON/OFF: Powers the microphone on or off.

Instructions for Use

Upon powering on, the device defaults to Bluetooth mode. To connect, search for "MI-S112B" on your phone's Bluetooth settings. The device automatically switches to TF card mode when a TF card is inserted, to USB mode when a U disk is inserted, and to AUX mode when a 3.5MM audio cable is connected.

If both a TF card and a U disk are inserted simultaneously, press the MODE button to switch between them.

Singing Instructions

When the speaker is on, the wireless microphones connect automatically. Turn on the microphone's "ON/OFF" switch to start singing in any selected mode. Adjust the reverb effect using the "ECH" button and the voice volume using the "VOL" button on the microphone to your preference.

A flashing blue light on the wireless microphone indicates a low battery, requiring charging.

Wireless Microphone Charging

Use the provided USB charging cable to connect to the charging port at the bottom of the microphone for charging.

FCC Warning Statement

This equipment complies with Part 15 of the FCC Rules. Operation is subject to two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. This equipment has been tested and found to comply with the limits for a Class B digital device, designed to provide reasonable protection against harmful interference in a residential installation. If interference occurs, users are encouraged to try correcting it by reorienting the receiving antenna, increasing separation between equipment and receiver, connecting to a different circuit, or consulting a dealer or technician.

The device has been evaluated to meet general RF exposure requirements and can be used in portable exposure conditions without restriction.