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BT2503 Retro Bluetooth Speaker
- Model: BT2503
- Bluetooth V4.2+EDR
- Speaker Power: 3W*1, 4Ω,  Φ45mm
- Battery Capacity: 3.7V /300mAh
- ABS material
- Bluetooth Music
- Unit Size: DIA70.5*H38MM
- Suitable for Gift
Retro Bluetooth Speaker  

*Call pick up/hang up
*Re-dial the last phone number            
*High sensitivity microphone                                                                                          
*Charging by USB
*Quality music sound
*Voice prompt function

Bluetooth: V4.2
RF range: 10M
Frequency response: 280HZ-20KHZ
Output: 3W    ф45mm
S/N ration:  75db
Built-in Lithum battery: 300mAh
Charging voltage: 3.7V
Charging time: 1-2 hours
Playback time: 2-3 hours

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