◆ supports various smartphones of Apple and Android systems.
◆ Speaker Power: 4Ω 3W

◆ function: Support U disk, memory card, Bluetooth connection mobile phone, audio cable link

◆ expansion function: Support one-click silencer and magic sound transformation
◆ impatience ratio: ≥ 85dB
◆ frequency response range: 150~20kHz
◆ audio source interface: 3.5mm stereo headset plug
◆ built-in full capacity 1200MA lithium battery of product A
◆ Charging time: 2 hours
◆ playback time: 3-5 hours
◆ power adapter requirements: Voltage: 5V current 1A/2A

single package size: 24*8.4*8