9216Kpbs High-quality Recording: Adopts an omnidirectional array microphone and upgraded DPS noise reduction chip, L139 voice recorder can output 9216Kpbs high-quality recordings. Meanwhile, the AGC function can recognizes different scenes and automatically adjusts the sound level to ensure accurate and stable recording within a range of 15 meters, whether it is a meeting, interview or personal memo recording, you can easily deal with it 256GB Memory Storage & Long Battery Life: With massive 256GB storage capacity, audio recorder can store up to 8684 hours of recording files (64kbps), and the Built-in 700mAh rechargeable battery supports up to 30 hours continuous recording.Thanks to the large capacity, it's also an excellent MP3 player and portable flash drive, you can easily switch playback between recordings and musics, which is very suitable for students Supports Smartphone and Computer Data Transfer: Compatible with both Mac and Android system. With the provided OTG data cable you can connect your iPhone or Android Phone to transfer or listen your recording files, greatly facilitating your daily life. All the recording files be saved with timestamp, which will allow you to easily access specific recordings and greatly enhances the experience Easy to Use: L139 recorder is easy to operate, you can realize one key recording saving and playback, the operation interface is simple and easy to understand, equipped with a 1.54inch display can make the operation more clear, so that users can easily get started, even for the first time users can quickly master the operation skills Multi-Function Recorder: Supports Voice Activation, Timed Recording, Line-in, Segmental Recording, adjustable AGC, Manual Level Control, AB Point Repeat Playback, Variable speed playback, Password, Screen Lock , automatically save files when the battery is low, MP3 Player etc. These rich features making it a great choice for students, journalists, business people, seniors, professor, writer, blogger, even used as a EVP digital voice recorder for ghost hunting activities

256GB Digital voice recorder for lectures meetings interviews

Omni-directional stereo recording: the first left and right channels are separated to achieve clear spatial positioning and true sound reproduction.

High-definition TFT color display: 1.54-inch true color screen, support song title display function, provide intuitive operation interface.

Professional DSP audio decoding: using professional audio decoding IC, effectively restore the real scene, to ensure the quality of recording.

Recording Gain Sensitivity Adjustment: Support recording gain adjustment while recording to meet the recording needs of different scenes.

AGC automatic gain control: automatically adjust the recording volume to ensure stable recording quality.

Smart line in recording: Support external microphone for wider recording range.

High-quality recording format: Supports MP3/WAV recording format as an option, as well as 9216Kbps  PCM high-quality recording.

WAV: 256/512/1024/1536/3072/6144/9216Kpbs. MP3：64/128 Kpbs

Dynamic Recording Level Display: Display the recording level to remind the sound source amplitude is too large.

VOR Voice Control Function: Support sensitivity adjustable voice control function, recording files can be deleted on the device.

Support calendar, stopwatch, alarm clock, timer recording,Intelligent