[K7 parameter description]]

◆ supports various smartphones of Apple and Android systems.

◆ Speaker Power: 4Ω 5W * 1

◆ impatience ratio: ≥ 85dB

◆ frequency response range: 150~20kHz

◆ audio source interface: 3.5mm stereo headset plug

◆ built-in 2000MA lithium battery, very convenient to charge

◆ Charging time: 3 to 5 hours

◆ playback time: 5-8 hours for medium volume when fully charged

◆ power adapter requirements: input voltage: 220V output voltage: 5V current 1A/2A

◆ product size: 240 * 48mm

◆ carton size: 55.8*45.7 * 27.3CM

◆ packing quantity: 30 sets/box

◆ single compartment Gross weight: 13kg