Features Handheld portability, compact rugged design Single handed operation and one-touch recording User configurable, high contrast OLED display Solid state SD and SDHC card recording media Selectable stereo / mono / .WAV / MP3 recording Professional recording, editing and playback features Integrated stereo condenser microphone array Mic and line level external inputs Internal playback speaker USB 2.0 connectivity to PC, for drag and drop file exchange Specifications Digital audio system   System : Solid State Recorder   Usable Media : SD/SDHC Cards   Recording Format    - MP3 : MPEG1 Layer III Compression    - WAV : 16/24 Bit Linear PCM   Recording MP3 Bit-rate    - Stereo : 192/128/64 kbps    - Mono : 96/64/32 kbps   Sample Rate : 44.1/48 kHz   Number of Channels : 2 (Stereo) / 1 (Mono) Audio Performance   Frequency Response : 20 Hz ~ 20 kHz (±1 dB)   Signal-to-noise Ratio, IEC-A Weighted     - MIC : 68 dB, LINE : 80 dB   Total Harmonic Distortion at 0 VU     - MIC : 0.06%, LINE : 0.06%, Dynamic Range : 81 dB Inputs   External MIC    - Type : 1/8" stereo jack    - Input Sensitivity : 6 mVrms/30 kohms   LINE    - Type : 1/8" stereo jack    - Input Sensitivity : 500 mVrms/20 kohms Outputs   LINE    - Type : 1/8" stereo jack    - Standard Level : 1.0 Vrms/10 kohms   Headphone    - Type : 1/8" stereo jack    - Standard Level : 16 mW/16 ohms   Speaker    Standard Level : 150 mW/8 ohms General   Power Consumption    - Recording/Playback : 1.5 W (DC)    - Battery Life (Alkaline) : 5 hours (Typical)    - Phantom Power : 5V, 1mA (Max.)   Environmental Conditions    - Operational Temperature : 0 ~ 40¡C (32 ~ 104¡F)    - Operational Humidity : 25 ~ 85% (No condensation)    - Storage Temperature : -20 ~ 60¡C (-4 ~ 140¡F)   Dimensions    - W x H x D : 62 x 102 x 25 mm   Weight (Excluding Batteries) : 110 g