One touch record; High-sensitive micro Vibrating Speakers; REC timer setting and Checking balance time; Two Record Types: HP,LP; Recording Time 8GB: 136hrs--HP(format:mp3) Voice-activated recording(VOR) Screen: dot ulti-language Material: Zinc alloy+Stainless steel Power Supply:320mah Rechargeable Lithium battery Recording duration after full recharge: About 15hrs-LP, 9hrs-HP Microtype one high sensitive big microRecord format:MP3-128kbps, PCM-1536kbps Memory flash memory inside up to 16GB Weight: 61.4g