1. Set the main unit:
(1). Take one as the main unit. Press and hold the power button for 2 seconds to turn on the device. After hearing the power-on prompt tone, the light of the power button will stay on constantly, and the power-on operation is completed;
(2). Press the Bluetooth button briefly. Along with a prompt tone, the Bluetooth button's light flashes, and the device enters Bluetooth pairing mode;
(3). Once the speaker is connected to Bluetooth, a "dong dong" prompt sound will be heard and the Bluetooth button light stays on. Press and hold on the speaker interconnection button for 3 seconds, another "ding dong" prompt sound will sound and the interconnection button light remains on, then it enters the TWS pairing mode and the main unit setup is done.
2. Pair with the first slave unit:
(1). Press and hold the power button of the slave unit for 2 seconds to turn it on. After hearing the power-on prompt tone, the light of the power button stays on constantly, and the power-on operation is completed;
(2). Press and hold the interconnection button of the slave unit's speaker for 3 seconds. The speaker of the slave unit emits a TWS pairing prompt tone, the light of the interconnection button stays on constantly, and the pairing is successful;
(3). After successful pairing, the slave unit plays at the same frequency and volume as the main unit. The interconnection button light of the slave unit stays on constantly, and the Bluetooth button light goes out.
3. Pair with the second slave unit:
(1). Press and hold the power button for 2 seconds to turn on the device. After hearing the power-on prompt tone, the light of the power button will stay on constantly, and the power-on operation is completed;
(2). Press and hold the interconnection button of the speaker of the second slave unit for 3 seconds. The speaker of the second slave unit emits a TWS pairing prompt tone, the light of the interconnection button stays on constantly, and the pairing is successful;
(3). After the pairing is successful, the interconnection button light of the second slave unit stays on constantly, and the light of the Bluetooth button goes out. After connecting the second slave unit, the power, Bluetooth, interconnection indicators of the main unit is always on. The power and interconnection indicators of the first slave unit are always but the Bluetooth indicator is off.
4. Pair multiple devices:
Repeat the operations in Step 3 until all the slave units (up to a maximum of one hundred) have completed the pairing and interconnection with the main unit.