Portable Wireless Car Bluetooth Speaker Black
পোর্টেবল ওয়্যারলেস কার ব্লুটুথ স্পীকার – Black
Bluetooth protocol: V2.1
Play time: 2-4 hours
Battery capacity: 300MAH
Frequency range: 40Hz-20KHz.
The signal-to-noise ratio: =75dB
Power supply: built in lithium battery
Channel: 2.1
Speaker number: 1
Effective distance: 10 meters
Display: No display
Play format: MP3
Shell material: plastic
Format: support TF Card
Speaker adjustment mode: knob
Radio function: Yes
