TNP Digital Voice Recorder w/ Playback, Rechargeable Voice Activated Dictaphone w/ Noise-Reduction Stereo Mic 8GB, Includes Call Recording Adapter, Headphone - MP3 / WAV / FM Radio Player for Lectures Voice Activated Recording: Detects surrounding noise and automatically starts recording. Ideal for lectures, interviews and more; Dynamic noise reduction reduces unwanted ambient noise and adjusts the microphone sensitivity according to the environment for crystal clear playback quality. Ideal for meetings, seminars, lectures High Fidelity Stereo Recording: Enjoy 768kpbs flawless, lossless recording quality with PCM format; Built-in 8GB storage allows up to 2160 hr of audio at a space-saving bitrate of 8kpbs. High Quality mode at 128kbps for up to 136 hr. PCM up to 24 hr Record Your Telephone Calls: Comes with everything you need to record phone calls, including RJ11 cable, an adapter and line-in cable; Rechargeable battery with Micro USB port. Easy file transfer with Mac and PC Versatile Functionality: Double as MP3 player and FM radio. Adjustable playback speed with A-B repeat feature, built-in equalizer for finetuning the sound. (Note: Please plug in the headphones to use FM radio.) Record via two built-in omnidirectional condenser microphones. Supports live monitoring, meaning that you can listen to the recording file while recording is in progress