Panda Design mini speaker , Kung Fu Panda ( FV-08) Output Power: 2.5WMax SNR( Signal to Noise Ratio) : 82± 3db specific acoustic impedance: 4O± 15% THDv: 0.5% Output Voltage: 3.6v Input Voltage: 4.2v± 0.05v Packing information N.W/ PCS: 120 g Size: 7.0* 5.0* 4.0 cm Carton Size: 53.5* 38* 39 cm Qty/ CTN: 100 pcs Each CTN weight: 14 kg Tips: 1.Avoid contact with children, to avoid swallowing 2.Do not close the ears to avoid hearing damage Manna Su Manna# fevma.com ( # = @ ) 86+ 18925385060 QQ: 613785758 Skype: manna-fevma