Model: GH518 - Quantity: 1 - Color: Silver - Material: PVC - Internal Storage: 4 GB - Recording Time: 48 hours - PC Interface: USB 2.0 - Battery: 2 x AAA batteries (Not included) - Display: 1.3" LCD - Backlight: Blue - Support formats: MP3 / WMA / ADPCN - Support language: English / Simplified Chinese / Traditional Chinese - One-touch recording & high quality recording - Three recording mode - VAR / VOR system (Voice activated / operated recording) - Recording via high grade built-in microphone - Playing back via high quality speaker - Recording telephone conversations - Working as drive free USB flash drive - (A-B) Record file repeating setting - "HOLD" lock key - Volume adjustment in 32 levels - USB cable for uploading and downloading voice files (including music and MP3 song) - Packing list: - 1 x Recording pen - 1 x English user manual - 1 x 3.5mm plug earphone (88cm) - 1 x Microphone cable (90cm) - 1 x Telephone interface to 3.5 audio box - 1 x Telephone cable (27cm) - 1 x USB cable (70cm) - 1 x 3.5mm male to 3.5mm male cable (40cm)