JOYTEL ZEFIR Minicorder Microcassette Recorder Minicorder Microcassette Recorder JOYTEL ZEFIR FEATURES: Telephone 2-way recorder with " VOX" control. (Voice Activation). Normal "MIC" recorder with "VOX" control (Voice Activation). Sensitivity of "VOX" is adjustable Recording speed-normal / slow control. Monitor 60 minutes-MC60 microcassette tape included Workable for both of AC and DC power Power Source: DC 3V, 300 mA Battery: UM-4 (AAA Size)-1.5V x 2pcs.