New feature: With built-in speaker --no earplugs needed -- can hear music or recording from the pen very clear without earphone or earplugs. Recording Feature: 1). LED indicator lights can be turned off and turned on as you wish during the recording. (Stealth) 2). Recording can be paused and resumed as you wish during the recording and it still create the same recording file even after you pause the recording and then resume to record. And the device will not turn off automatically even when you pause the recording for long time. 3). German high sensetive Mini Microphone and the Mic specification is 128kbps and 32 KHZ, can pick up sounds crystal clear within 35 feet in distance. (Crystal clear in long distance) 4). Hi-Fidelity recorded voice without any distortion of the original voice (HI-FI recorded voice). 5). YOU CAN FAST FORWARD OR FAST REWIND DURING PLAYBACK THE RECORD FILES (New!) 6). Continual recording time (battery in full charged) for 512MB is over 7 hours, for 1GB is over 10 hours and for 2GB is over 16 hours 7). Playback recording once turn on the pen. 8). The pen has pen Cap and strap (necklace) with which you can wear the recorder arround the neck or hide in pocket. Suitable for: 1) business man to record important talk, conference or negotiations. 2) company employees to record meeting memo for later analysis. 3) student to record important sections of lessons from school. 4) trainees to record important content from trainers lessons in training program. 5) audience to record wonderful part in party, lectures or concert, etc. 6) police to record secretly evidence and clean criminals. 7) law-officer or lawyer to record affidavit secretly from accuser or defendant in court. 8) private detectors to record evidence. 9) Spy actions. 10) daily use to record conversations or funny sounds