Microphone/Speakers | Hand held, PTT, dynamic, 500 ohm impedance | Hand held; dynamic, 200 ohm / heavy-duty front panel speaker with on/off control | THB-13 Deluxe Headset with boom Mic and PTT |
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Battery Type | 8 AA alklaline; or 16 AA alkaline | (2) 6-volt lantern battery (heavy duty w/springs) | 8-AA alkaline or RB-11 NiMH battery pack |
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