Same size , same price level mini voice recorder can not do below functions , only SK-J1
1.Dual core AGC system, the first model with dual microphone balance input in the market , avoid 2 shortages:
A: Low volume can not hear clearly
B: Big volume will get shock-wave noise
2. Special lithium battery .40 hours record continuously after full charged.
continue play music 15 hours and above, same size mini recorder can not reach so long time recording and playing time.
3. in all mini recorders , only SK-J1 has mobile and telephone recording function, will keep our wonderful memory.
4. Memory : 8GB