The KK4 Vibration Speaker has 360 Degree Omni-directional Hi Fi Sound which takes the music everywhere. Aluminium Alloy body 3.5mm Audio jack Bluetooth, hands-free
- compatible with any Bluetooth device Micro USB (Universal Serial Bus) connection Built in Lithium Ion battery, 3.7V, 1400m Ah 10W, DC 5.0V output power Playtime: 2-3 hours / Charge time: 2-3 hours Power supply: rechargeable Lithium Ion battery USB (Universal Serial Bus) cable, DC 5V adaptor