Sangmax YHR-21 Rechargeable Aluminium Alloy 8GB Digital Audio Voice Recorder MP3 PlayerFeatures: Model: Sangmax YHR-21Memory: 8GBMaterial: ABS、 Electronic components、 Aluminium alloyFeatures: Digital LCD screen; multiple audio (EQ) audio playback;Telephone recording Cell phone recording Password protection switch machineSupport A-B repeat function、 previewing\/searching play.Special Functions: Auto power off\/power function; VOR voice control recording;Store as mobile hard disk; LED indicator light.Recording Format: MP3、 WMA   Recording Bit Rate: 48KHzRecording Time: HP: 24H\/48H  SP: 72H\/144H  LP: 144H\/288HSpeaker: Built-in high quality speakersSNR: >=90dB FrequencyFrequency Response: 20KHz-48KHzBattery: 3.7V lithium ion batteryBattery: Built-in 900mA undetachable Lithium batteryProduct weight: 70 gProduct size (L x W x H): 10.2 x 3.4x 1.28 cmPackage Included: 1 x Sangmax YHR-21 8GB Voice Recorder1 x Earphone1 x USB Cable1 x ManualDetail Pictures: