Bluetooth speaker

Connection: Bluetooth connection

Interface type: USB

Battery capacity: 600mah

Frequency range: 100HZ-20KHZ

Output power: 4 euro 3W

The signal-to-noise ratio is not less than 75dB

Power supply: built in lithium battery

Extended storage: 8GB

Bluetooth protocol: 3

Effective distance: 10 meters

Function: voice prompt, card, radio

Mode of operation: key

Applicable crowd: General

Display: None

Play format: MP3, WMA

Shell material: plastic

Whether to support APP: no

Format: support TF Card

Speaker adjustment: Keys

Is there a radio

Box material: ABS

Appearance size: 11*12CM

Product weight: 0.4 (KG)

Power mode: USB

Color: white, black