Noise Reduction Voice Recorder with Playback Portable Type-C USB2.0 Transmission 1536KBPS HD Recording MP3 Player Digital Audio Voice Activated Recorder for Lectures Meetings Class Interviews with Microphones Features: 1536KBPS HD Recording: This voice recorder features 1536KBPS HD recording, you can be sure that every sound is captured in stunning detail. Voice Activated Recorder: With voice-activated recording, you can ensure that you never miss an important moment. The recorder will automatically start recording when sound is detected and stop when it's silent. Long-lasting Battery Life: This voice activated recorder uses a 3.7V 360mAh polymer battery, which can continuously record for about 40 hours. The ultra long standby time is about 12 months, and the battery life is long, ensuring that you can record for extended periods of time without needing to charging. Powerful Functions: This digital recorder is not just for recording voices, it also functions as an MP3 player, with the ability to playback your recordings and listen to music. It's perfect for lectures, meetings, class, interviews and more. Type-C USB2.0 Transmission: The Type-C USB2.0 transmission makes it easy to transfer your recordings to your computer or other devices. Plus, the digital voice recorder is compact and lightweight, making it easy to carry with you wherever you go. Specification: Product material: Metal Product size: 99 x 25 x 11mm / 3.89 x 0.98 x 0.43in (LxWxD) Screen: 128*128 dot matrix 0.96 inch TFT colour screen Data interface: Type-C USB2.0 External memory: TF card (maximum support 64G) Charger voltage: DC5V Charger current: 500mA-1000mA Battery: 3.7V 360mAh polymer battery Music format: MP3/WAV/WMA/APE/FLAC Recording format: MP3/WAV Play music: Earphone - about 20 hours, external voice - about 10 hours 8GB recording time: 32KB - 560hours, 128KB - 144hours, 512KB - 36hours, 1024KB - 18hours, 1536KB - 12hours Earphone: Standard 3.5mm interface Maximum output: 10mW + 10mW (32Ohm) Frequency response: 20Hz to 20KHz Signal to noise ratio: >70dB Distortion: 0.05% Operating environment: Temperature: -5 to 45°C, Air humidity: 10%-90% Support computer system: Compatible with Windows98/2000/XP Windows7 Windows8 Windows10 Recording distance: Above 50m Memory card: No Card, 8G, 16G, 32G (Optional) Packing List: 1 x Voice Recorder 1 x Earphone 1 x Data Cable 1 x Manual