Bluetooth speaker

Connection: Bluetooth connection

Interface type: USB

Battery capacity: 800 Ma

Frequency range: 100HZ-18KHZ

Output power: 3W+3W

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

Power supply: built in lithium battery

Channel: 2.1

Duration: 10

Extended storage: 16GB

Bluetooth protocol: 4

Horn number: 2

Effective distance: 10 meters

Function: call function, voice prompt, insert card, radio

Mode of operation: key

Applicable crowd: General

Display: None

Play format: WAV, MP3, APE, WMA

Shell material: Metal

Whether to support APP: no

Format: support TF Card

Speaker adjustment: Keys

Product weight: 0.5 (KG)

Power mode: USB

Color: classic black, cherry powder, space silver, deep ash