Product name: HM11 second generation retro Blue tooth-compatible speaker
Play time: 2 hours
Speaker: 3W
Frequency response: 50HZ-20KHZ
Battery: 3.7V 400mAh
Signal-to-noise ratio: 90DB
Receiving distance: 10 meters
Charging time: 2-3 hours
Single net weight: about 190g
Single gross weight: about 210g
Product size: about 110*70*50mm/4.33*2.76*1.97 inch
Packing size: about 130*75*75mm/5.12*2.95*2.95 inch
Supported functions: Bluetooth-compatible/U disk/TF card/audio output
Play time: 2 hours
Speaker: 3W
Frequency response: 50HZ-20KHZ
Battery: 3.7V 400mAh
Signal-to-noise ratio: 90DB
Receiving distance: 10 meters
Charging time: 2-3 hours
Single net weight: about 190g
Single gross weight: about 210g
Product size: about 110*70*50mm/4.33*2.76*1.97 inch
Packing size: about 130*75*75mm/5.12*2.95*2.95 inch
Supported functions: Bluetooth-compatible/U disk/TF card/audio output