Key Feature&nbsp;Small size with&nbsp;professional&nbsp;design; &nbsp;easy to carry and convenient to use&nbsp;Stereo recording effect; supporting the drive-by-wire headset operation.&nbsp;Low&nbsp; power consumption; long standby time; continuous recording about 20&nbsp;hours.&nbsp;Professional appearance design with clip; it is easier to carry.&nbsp;Perfect for recording interviews and meetings; students learning.&nbsp;Simply and practical digital voice recorder pen; it&nbsp;worth the price!&nbsp;SpecificationProduct Capacity:ZeroSupport insert TF card; we have 32GB available built in 32GBFrequency: 20-20KHzRecording format: WAVRecording: WAV; 192KBPSBites: 192KBPSUSB Jack: Micro USBWhether support extension card: YesRecording time: about 20 hoursOperating temperature: 0&#8451; - 50&#8451;Size: 140*17*14mmColor: black&nbsp;Package List1 x Voice Recording pen1 x Headphone cable1 x USB Cable1 x Manual&nbsp;<img data-srcid="-" src="https://image.doba.com/dgd1-fvDEiZRQGcqV/sk-023-10-hour-digital-voice-recorder-pen-192kbps-one-button-audio-recorder-noise-reduction.jpg" alt="dropship SK-023 10-Hour Digital Voice Recorder Pen 192Kbps One-Button Audio Recorder Noise Reduction" /><img data-srcid="-" src="https://image.doba.com/dgd1-fKVMmaRRHJqb/sk-023-10-hour-digital-voice-recorder-pen-192kbps-one-button-audio-recorder-noise-reduction.jpg" alt="dropship SK-023 10-Hour Digital Voice Recorder Pen 192Kbps One-Button Audio Recorder Noise Reduction" /><img data-srcid="-" src="https://image.doba.com/dgd1-aJvQiTRQEYqV/sk-023-10-hour-digital-voice-recorder-pen-192kbps-one-button-audio-recorder-noise-reduction.jpg" alt="dropship SK-023 10-Hour Digital Voice Recorder Pen 192Kbps One-Button Audio Recorder Noise Reduction" /><img data-srcid="-" src="https://image.doba.com/dgd1-tnVeyaRoGJvb/sk-023-10-hour-digital-voice-recorder-pen-192kbps-one-button-audio-recorder-noise-reduction.jpg" alt="dropship SK-023 10-Hour Digital Voice Recorder Pen 192Kbps One-Button Audio Recorder Noise Reduction" />