Model Number: IMC-BT33-2-#0436 Key Specifications/Special Features: Features:Bluetooth solution: BK3.0Output power: max 3+3WBluetooth valid acceptance distance: 15mAudio type: two-channel stereoSpeaker: Φ52/3Ω/5WPower: 5V/650mASample lead-time: 7 daysProduction lead-time: 25 days Size: 253*86*86mm Description:Bamboo multimedia Bluetooth speaker manualSpeakers with high-quality bass resonance unit, without adding a separate subwoofer, you can produce heavy bassOverall quality: crisp treble, alto clear and thorough, with plenty of bassBuilt-in high-capacity polymer battery, long playback, 10 hours of continuous playbackUsing standard universal interface, flexible external sources: mobile phones, MP3, MP4, MP5 player, iPad, computers, laptops