K9 A special technology developped by DOSScalled DOSS air-bass can output a amazing bass by high quality neodymium driver unit,small size but powerful,powerful bass,rich and clear mid and high frequency.SPECIFICATIONS

• Output power 5W x 2 
• External audio mode: Bluetooth/Line/TF card
• Bluetooth vision:

K9 A special technology developped by DOSScalled DOSS air-bass can output a amazing bass by high quality neodymium driver unit,small size but powerful,powerful bass,rich and clear mid and high frequency.SPECIFICATIONS

• Output power 5W x 2 
• External audio mode: Bluetooth/Line/TF card
• Bluetooth vision: 4.0
• FM:YES
• Charging:DC 5V2A
• Battery capacity:2200mAh Li-ion polymer internal rechargeable battery
• Dimensions: 181L*46W*88H.