High-end offering from German headhpone company 'Manta' (manufactured by Calrad Imports Inc.*) in 1974. *Reference Needed Impedance Rating in Ohms 4.0 minimum and 16.0 maximum Frequency Response Range Hz 30.0 to 15000.0 Headset Cord Length 84.0 inches nominal Earphone Element Type Dynamic Earphone Cushion Material ...
*On/Off switch-saves batteries. *Self-adjusting headband. *Channel selector. *Volume control. Listen to music on the porch,in the yard,or from any room in the house. Selectable,3-channel PLL circuitry for superior reception. 900MHz operation for crisp,clear sound. Long range-up to 150 feet