Note: Manual measurement please allow some error. Specification: Item Type: Voice Activated Recorder_x000D_Material: Metal, Electronic_x000D_Size: Approx. 2.5x2.3x0.95cm / 1.0x0.9x0.4in _x000D_Model: Q8_x000D_Battery Type: Built In 95mAh Lithium Battery (Included) Features: 1LARGE CAPACITY AND VERSATILITY: This recorder has a large enough memory to record over 24 hours continuously and store up to 750 hours of files. It also doubles as an MP3 player and USB drive! 2CRYSTAL CLEAR SOUND QUALITY: The recorder utilizes intelligent dynamic microphones and triple noise reduction technology to ensure noise free recordings and 360 degre panoramic recordings for clear, nature sound. 3EASY RECORDING AND NAMING: The digital voice recorder can start recording after about 5 seconds with a simple toggle switch, and save the recording by switching the switch to "off or save". Each recording is named with a time stamp, making it easy to find the file on your computer. 4VOICE ACTIVATED FUNCTION: To minimize gaps and whispers in your recordings, conserve battery life and free up memory space, simply follow the instructions to activate the voice activated function of the recorder. 5WIDE SCENES: The voice activated recorder is perfect for lectures, meetings, interviews and more. Makes a wonderful present for teachers, students, writers and anyone who needs a reliable voice recorder. PackageList: 1 x Voice Activated Recorder 1 x Wired Earphone 1 x Charging Cable 1 x Manual