Features:
1. Support stereo Bluetooth speaker function, that is, mobile phones and other devices can send music to the speaker via Bluetooth (A2DP);
2. Support the speaker terminal to control mobile phones and other devices through Bluetooth to switch up and down songs and adjust the volume;
3. Bluetooth is based on CLASS 2 power level, adopts Bluetooth 2.1+EDR specification, is compatible with Bluetooth 3.0 and below version applications, and the transmission speed can reach 3Mbit/s;
4. Support playing music on SD/MMC Card and U disk, the music formats are: MP3, WMA, WAV (without license);
5. Support FM, frequency band: 87MHZ-108MHZ;
6. Support AUX input, that is, the external audio source can be connected to the speaker through AUX and the volume can be adjusted on the speaker;
7. Support speaker status broadcast, which can play various speaker status and modify the broadcast language according to user needs;
8. Support function switching hotkeys (one key to play on Card, USB, AUXIN, FM, Bluetooth) (the MODE button on the remote control is the function switching key);
9. Support firmware encryption;
10. Support USB connection to computer for firmware upgrade/mass production;
11. FAT16, FAT32, ExFAT/Fat64 file system support;
12. Support catalog levels: 8 sub-catalogs;
13. Number of supported files: There is no limit to the number of files in a single directory, and the total number of music files can be supported within 9999;
14. Support SD/MMC;
15. Support USB2.0, fully compatible with USB1.1;
16.32 level volume (volume level can be configured);
17. Support UX/FM/MIC recording;
18. Support 128*64 dot matrix screen display working status and playing time, song and singer name, lyrics synchronization;
19. Direct current (DC) input, suitable for power supply from 9V to 12V;
20. Higher security: anti-reverse power supply design, even if the power supply is reversed, it will not burn the product.
Host button:
•MODE: Press this key to cycle selection and input USB→SD→LINE→FM→BLUE.
• When the PREV button is in the USB/SD/BT playback state, short press to select the song, long press to increase the volume.
• Short press the NEXT key in the USB/SD/BT playback state to select the next song, long press the volume to decrease.
• PLAY/STOP: Pauses on USB/SD/BT. In the radio state, long press this button to enter the automatic search for radio stations, short press in the FM/AUX state to mute.
•REP: Enter the playback mode during USB/SD playback. It is RANDOM (random playback)/1 (single repeat)/ALL (repeat all)/FOLDER (repeated current folder), and the status when USB/SD playback is turned on is The default is ALL state, short press again to enter ONE, press again to RANDOM, BT/FM/AUX is invalid.
EQ: USB/SD state is sound field mode: NORMAL→ POPULAR → ROCK → JAZZ→ CLASSIC → COUNTRY → BASS; In the state of recorder, long press this button to enter AUX/FM/MIC recording.
By default, the main volume at power-on is the maximum (level 30), the default Bluetooth status, USB/SD support after plug-in priority, power-off memory track/station and status.
Remote control function:
•POWER: Standby (STANDBY) ON/OFF
•MODE: Press this key to cycle selection and input USB→SD→BLUE→FM→LINE.
• PREV: In the USB/SD/BT playback state, short press to select the previous song, long press to rewind (BT is invalid), short press to select the previous station in the FM state, long press to search backwards, search The radio station plays the current radio station. The AUX state is invalid.
•NEXT: In the USB/SD/BT playback state, short press to select the next song, long press to fast forward (BT is invalid), short press to select the next station in the FM state, long press to search forward and find the station Play the current station. The AUX state is invalid.
•VOL+: Increase the volume.
•VOL-: The volume is reduced.
•REP: Enter the playback mode during USB/SD playback, which is ONE/ALL/RAN (the default state when USB/SD playback is turned on is the ALL state, short press again to enter ONE and press again to enter RAN)
• STOP: Stop playing in the USB/SD card state, other states are invalid.
•MUTE: press to mute in all states, press again to unmute.
•EQ: USB/SD status is sound field mode, NORMAL→POPULAR→ROCK→JAZZ→CLASSIC→COUNTRY→BASS.
•PLAY/STOP: Short press once in the USB/SD/BT playback state to stop, press again to play, and press this button in the radio state to enter the automatic search for radio stations.
• 0~9: Directly select the key in USB/SD. Input the number to be selected continuously for more than 10 numbers. Select a stored radio station in the FM state, or press the number keys to directly enter the radio frequency to play the radio station.