Type A

Microphone function

Bluetooth version 5.0

Power supply voltage: 3.7V-5V and current not less than 2A.

Power: 2* 3W, and two 3W speakers can be connected at the same time.

Connect the microphone function,

Support power-off memory

Music format: MP3/WMA/WAV/APE/FLAC lossless music format.

Radio FM frequency: 87.5—107.5mhz.

Introduction of support function: Support MP3/USB/TF/LINE IN/FM/Bluetooth/remote control/DC 5V.

About structure: panel size: 90 * 32 MM

Type B

1. Bluetooth version 5.0

2. Support the call (press the pause button to answer the call for a long time).

3. Support recording. Recording only supports TF mode or USB mode.

(Press and hold the MODE button to start recording, press and hold the MODE button again to cancel recording and play the recording file; Exit the recording mode and press the pause button for a long time to exit. When recording, you need to connect a storage device, such as a USB flash drive or TF card; )

4. Support power-off memory

5. The power supply voltage supports DC 3.7v-5v, and the current is about 1A.

6. Can be directly connected to the speaker, with 2*3W power amplifier.

7. Support the song format MP3/ WAV/APE/FLAC.

8. Main functions MP3/USB/TF/LINE IN/FM/Bluetooth/3.5mm microphone.

9. Power 6W, stereo 2*3W.1. Bluetooth version 5.0

2. Support the call (press the pause button to answer the call for a long time).

3. Support recording. Recording only supports TF mode or USB mode.

(Press and hold the MODE button to start recording, press and hold the MODE button again to cancel recording and play the recording file; Exit the recording mode and press the pause button for a long time to exit. When recording, you need to connect a storage device, such as a USB flash drive or TF card; )

4. Support power-off memory

5. The power supply voltage supports DC 3.7v-5v, and the current is about 1A.

6. Can be directly connected to the speaker, with 2*3W power amplifier.

7. Support the song format MP3/ WAV/APE/FLAC.

8. Main functions MP3/USB/TF/LINE IN/FM/Bluetooth/3.5mm microphone.