Brand Cameron Sino Voltage 7.4V Type Speaker Compatible Brand Bang & Olufsen Compatible Model BeoLit 15, BeoLit 17, BeoPlay A2, BeoPlay A2 Active MPN J406/ICR18650NH-2S Color Black Chemical Composition Li-ion Amp Hours 3400mAh UPC 738457056195 EAN 738457056195 EAN 738457056195 .