Recording hours - 

1GB - 23.5 hours

2GB - 47 hours

4GB - 95 hours

Maximum number of recording files is 2000. External dimension is 55 x 60 x 90(mm). Weight is 200g, and frequency is 40Hz - 20,000 Hz. Caller ID for selected numbers. 

SD memory card is inlucded

Accesories - 

Hand set cable

Stereo Earphone, DC Adapater, phone cable

Microphone for external recording

Ear Microphone for mobile phone recording

*made in Korea*