Product specifications

• Bluetooth version: 5.0
• Working distance: 10m
• SNR: > 90db
• Battery: 3.7V – 1200mah
• Playing time: 4h
• Speaker driver: 45mm * 2
• Frequency response:
  120HZ-20KHZ
• Unit size: 69*69*160mm
• Unit weight 442g
• Charging: 5V/500ma

Key and slot function:

1. DC 5V slot: Use the standard micro USB V8 charging cable for power charging.
2. TF slot: It can decode and play MP3 format audio when put TF card into the slot.
3. USB slot: It can decode and play MP3 format audio when put a USB stick into the slot.
4. AUX line slot: Use the mini 3.5 head input through outside devices.
5.  When play music. Press short for last song, press long to turn down volume.
6. When play music. Press short for last song, press long to turn down volume.
7. When play music. Press short for next song, press long to turn up volume.
8. Power switch: Press long for on/off. In FM mode press short to search station automatically. Press again to stop searching. When in Bluetooth mode with mobile paired.
   Press short to answer call. Press again to hang up, press twice to ring up a call.

Note: In the FM mode, put in a micro charging cable to get FM signal on the speaker.