TF Card Supported Radio Bluetooth Speaker

Colour : Silver gray
Bluetooth protocol : 4.0
Type : Bluetooth Speaker
Output Power : 5w*2
Vocal tract : 2.1
Interface type : USB
Power supply mode : Built-in lithium battery
Power supply mode : USB
Lampshade Material : Plastic
Shell material : Plastic
Attended mode : Bluetooth connection
Play format : MP3/WMA/WMA
Cabinet material : ABS
Noise-signal ratio :≥ 70db
Operational mode : Button
Battery capacity : 2000 Milliamp
Product weight : 0.6
Extended Storage : 32GB
Function : Voice prompts/insert a card in the slot/Radio/Call function/Call function
Display screen : Yes,
Frequency Response : 60Hz-15KHz
Sound box adjustment mode : Key
Play time : 8 hour
Effective Distance : 15 Meter