Specification:

Function: card, dustproof, NFC function
Type: computer speaker
Connection method: 3.5MM audio jack
Interface type: USB
Frequency response range: 50Hz-20KHz
Signal-to-noise ratio: ≥85dB
Power supply mode: built-in lithium battery
Channel: 2
Expandable Storage: 16GB
Bluetooth protocol: 2.0
Number of speakers: 1
Effective distance: 10 meters
Display: none
Whether to support APP: No
Supported format: TF card
Speaker adjustment method: button
Whether there is a radio function: no
Color: black, silver grey
Power supply: USB
Waterproof grade: IPX 2
Built-in battery capacity: 1200mAh-2000mAh
Bluetooth solution: 5.0+EDR
Built-in lithium battery: 1800mAh with protection
Output power: 5w*2
External magnetic speaker: 52MM*2
Input Sensitivity: 400mV
Working voltage: DC 5V
Size: about 393*65*65mm

Function:

Built-in bluetooth wireless transmission, hands-free function for incoming calls; stereo audio transmission protocol (A2DP, V1.2); support to play mp3 songs stored in U disk; support to play mp3 songs stored in TF card; support all audio input from external 3.5mm terminals ;Support FM automatic reception

Applicable scenarios:

car, desktop, fitness, home, mobile portable, K song, live broadcast, square dance, broadcasting system,outdoor lawn

Package Includes:

1*Bluetooth speaker
1*Charging cable
1*Instruction