Product Information：
Type: Bluetooth speaker
Function: insert card, radio, dustproof, voice prompt, call function
Connection method: Bluetooth connection
Interface type: USB
Frequency response range: 60Hz-15KHz
Output power: 5W*2
Signal to noise ratio: ≥70db
Power supply mode: built-in lithium battery
Channel: 2.1
Play time: 2-4 hours
Expansion storage: 32GB
Bluetooth protocol: 5.0
Number of speakers: 2
Effective distance: 10 meters
Color: black, silver gray, green
Size: 400*62*72mm
Packing List：
1* Speaker