... -15 degrees to 15 degreesBattery: Built-in polymer battery, 3.7V 1000mAhPower Duration: 2-3 hrsPower consumption :< 450mWa Sample rate: 8-16Khz, SNR ... Adaptor,AV Cable,Earphone,AV Cable from 2.5mm to 3.5mm,User Manual,Carry case Packing: Color Box Dim (mm ...