B90 wireless bluetooth speaker outdoor sports watch audio portable MP3

product description

Product specifications:
Size 70x45x25mm
  Weight 120g
1. Output power: 3WTHD: 10%
2. Sensitivity ratio: 360mv
3, signal to noise ratio: 80 decibels
4. Input power: DC5V/500 mA
5. Frequency: 120HZ-20KHZ
6. Bluetooth version: Bluetooth 3.0+ EDR
Package Included:
1 smart watch speaker B90

1 USB charging cable

Connection method Bluetooth connection
Interface Type Card Reader
Battery capacity 400mA
Frequency response range 120HZ-20KHZ
Output power 3W
Signal to noise ratio ≥75dB
Power supply mode Built-in lithium battery
Channel 2
Play time 6 hours
Extended storage 8GB
Bluetooth Protocol 3.0
Number of speakers 1
Effective distance 10 meters
Features Waterproof, drop-proof, voice prompt, card, radio, dustproof, call function
Mode of operation
Applicable people
Display
Play format MP3, APE, WMA, FLC, WAV
Shell material plastic
Whether to support APP or not
Support format TF card
Speaker adjustment mode
Is there a radio function?
Box material plastic
Appearance size 57.5*48.5*37
Packing list Bluetooth watch speaker Data cable Instruction manual
Power mode USB
Color red, iron ash, sky blue, rose gold, business silver