Product information:

Function: insert card, radio, voice prompt, call function
Type: Bluetooth speaker
Connection method: Bluetooth connection
Interface type: USB
Frequency response range: 100HZ-20KHZ
Output power: 3W
Signal to noise ratio: ≥75dB
Power supply mode: built-in lithium battery
Channel: 2
Playing time: 6 hours
Expansion storage: 4GB
Number of speakers: 1
Effective distance: 10 meters
Operation mode: button
Display: None
Play format: MP3
Shell material: plastic
Whether to support APP: No
Support format: TF card
Speaker adjustment method: button
Is there a radio function: Yes
Cabinet material: ABS
Appearance size: 10*10*12cm
Packing list: USB cable
Waterproof rating: IPx 3
Built-in battery capacity: 300 mA-500 mA
Battery capacity: 500mAh

Packing list:

Host*1 USB cable*1 Manual*1