Type: BS-41A Bluetooth speaker(without remote control)

Connection method: Bluetooth connection/3.5MM audio jack

Interface type: USB

Battery capacity: 2000MA

Frequency response range: 20HZ-20KHZ

Output power: 5W*2

Signal to noise ratio: ≥75dB

Power supply mode: built-in lithium battery

Channel: 2

Playing time: 6 hours

Expansion storage: 32GB

Bluetooth protocol: V5.0

Number of speakers: 2

Effective distance: 10 meters

Function: insert card, radio, voice prompt

Operation mode: button

Applicable people: general

Play format: MP3, WMA, WAV, FLC, APE

Shell material: plastic

Support format: Bluetooth/TF card/U disk/3.5mm

Speaker adjustment method: button

Box material: plastic

Appearance size: 380*78.5*58MM

Type: BS-41 Bluetooth speaker(with remote control)

Bluetooth version: V5.0. 

Battery type: 18650 aluminum polymer batteries. 

Battery capacity: 2000 mA. 

Usage time: approximately 6 hours. 

Rated voltage: 0. 5 m. 

Reference protection circuit: overcharge protection (8.40 ±0.05) V / over protection (5.0 ±0.1) V. 

Frequency response: 20Hz-20KHz. 

Range of launch frequency: 2402MHz-2480MHz. 

Signal noise ratio: ±80 dB. 

Transmission distance: 8-10m. 

Built-in radio: external antenna receiving station. 

Radio frequency band: 87.5-108.  

Size: 570 * 120 * 85 mm.