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Ships within 48 hours · Estimated delivery Aug 12 - Aug 17
It comes with a battery drawer for a 9V battery
The RJ-11 jack is used on a telephone line
Powered by 9V Alkaline battery or regulated external AC adapter
Also available with push & twist adapter
Separate RJ-11 Jack for telephone line input
307 PO-4.7K Receiver IFB cord It comes with a batteryImpedance: 4. 7k Ohms Frequency Response: 20Hz to 3500 Hz Distortion: Less than 1% at 1mW@ 1kHz Maximum Power Input: 100 mW All receivers have a metal 1 4" nubbins and a metal base for long life.
