Q70G Magnetic Noise Reduction Voice Recording Pen REC Ultra-long Standby Time 1. Ultra-Long Battery Life: Built-in 3000mAh high-density lithium battery, supports 350 hours continuous recording (around 14 days) and 300 hours audio playback on a single charge, no frequent recharging needed for long trips. 2. Wide Application Scenarios: Perfect for business meetings, training speeches, classes, press conferences and all long-duration recording occasions. 3. One-Click Instant Recording: Slide the switch to power on and auto-record instantly, no complicated settings required, super easy to operate. 4. Voice-Activated Smart Recording: Auto starts recording when sound is detected and pauses during silence, saves power and captures all important voice content. 5. AI Intelligent Noise Reduction: High-sensitivity microphone paired with AI noise reduction algorithm filters background noise, delivering crisp human voice even in noisy surroundings. 6. OTG Mobile Audio-to-Text Conversion: Directly connect to iOS & Android phones via OTG cable without PC, quickly transcribe audio to text via supporting APP to save manual note-taking time. 7. Built-in Strong Magnetic Attachment: Equipped with powerful internal magnet, attach firmly to metal desks, filing cabinets, whiteboard racks to record hands-free. 8. 2-in-1 Recorder & Music Player: Plug in earphones to play recorded audios or stored music files, works as a portable MP3 player in spare time. 9. Anti-Slip & Durable Build: Made of eco-friendly high-temperature resistant plastic with 3D anti-slip textured surface, wear-resistant and not easy to slip out of hands. 10. Recording format: WAV 11. Playback formats: MP3, WMA, OGG, APE, FLAC, WAV, AAC-LC, ACELP 12. ??Dimensions: 76x28x22mm 13. Weight: 63.9g