Bluetooth speaker

Connection: Bluetooth connection

Interface type: USB

Battery capacity: 500 mA

The signal-to-noise ratio is not less than 70dB

Power supply: built in lithium battery

Channel: 2

Duration: 1 hours

Extended storage: 16GB

Bluetooth protocol: 2.1

Horn number: 2

Effective distance: 10 meters

Function: voice prompt, card, radio

Mode of operation: key

Applicable crowd: General

Display: None

Play format: MP3

Shell material: plastic

Whether to support APP: no

Support format: U disk

Speaker adjustment: Keys

Is there a radio function: Yes

Case material: plastic

Appearance size: 25*7.5*6.5cm

Product weight: 0.6 (KG)

Power mode: USB

Color: white, blue, black, red