Company | Hebei Xinda Imp&Exp Corp.PC 12XA.Max. sound output: ≤ 130Db B、 Max. sound gain:≥48dB C、 Harmonic distortion:≤ 10% D、 Equivalent input noise:≤28dBE、 Frequency range:300-4500HzF、 Battery voltage: AA\1.5V G、 Vol:70*40*15mm | Address | No 12,cangxing street, shijiazhuang 050221 China | Phone | 86 - 311 - 85680415 | Fax | 86 - 311 - 85680415 | Homepage | hebcast.ebigchina.com | Contact | | |