Rechargeable Battery Digital Audio Voice Recorder

Recording Pen Model: Q55; Memory capacity: 8/16/32 GB; Main material: zinc alloy, tempered gla screen; Recording format: WAV; Recording time: 20 hours of continuous recording, long-distance pickup of 80 meters; Standby time: 68 hours; Recording method: one-on recording, MP3 recording, PCM linear recording 1536Kbit, 20 hours recording time, optional voice-activated recording 50DB, automatic split recording;