Specification: Item Type: Digital Voice Recorder_x000D_Material: Metal, Electronic_x000D_Model: Q55_x000D_Memory Card Slot: Expandable to 256GB Memory (Machine Has Built In 16GB Memory Card)_x000D_Battery Type: Built In 230mAh Lithium Battery (Included) Features: 1LARGE STORAGE, LONG TIME RECORDING: Digital recorder with up to 268 hours of recording data (512kbps). No need to worry about insufficient memory. The recorder is equipped with 230mAh rechargeable battery. After charging (about 2 hours), it can record continuously for up to 25 hours. If the battery is low, the recorder can save the data automatically. 2BUILT IN MIC, DSP NOISE REDUCTION: High performance 360 degree directional microphone can catch distant sounds more clearly. Powerful DSP noise reduction chip, intelligent digital noise reduction, can automatically reduce environmental noise, clear recording and playback of premium sound. Supported bit rates are 3072kbps, 1536kbps, 512kbps. 3EASY OPERATION, LOCAL PLAYBACK: Slide the button to start recording and save recording. You can record quickly after powering on, so you don't miss the moment you want to record. Equipped with 0.96 inch HD color display, the picture is clear and beautiful, which makes the operation more convenient, and the built in speaker can play the recording directly. (The effect will be better with headphones.) 4VOICE ACTIVATED RECORDER: When this function is turned on, the recorder will automatically record when the surrounding sound reaches a certain decibel, and stop recording when there is no sound, which can save the storage space of the recording device. Recording settings, timer recording, monitor recording, delete recording, AB repeat and so on. 5SUITABLE FOR VARIOUS SCENES: Digital voice activated recorder is perfect for lectures, meetings, interviews and so on. It makes a wonderful present for teachers, students, writers and anyone who needs a reliable recorder. PackageList: 1 x Voice Recorder 1 x Charging Cable 1 x Instruction Manual