http://www.100-gift.com/rss/175/1685/SCA-Radio_1.xml SCA Radio Wholesale,china SCA Radio Suppliers, Manufacturers, Exporters en-us Promotional Gifts Center http://www.100-gift.com/custom_product/175/1685-1/SCA-Radio-5177.html custom made,custom-made logo print available,Provide OEM ODM service. http://www.100-gift.com/custom_product/175/1685-1/Sca-Radio-5178.html Detailed Selling Lead Description 1/FM/sca 2 band 2/operation power source DC 6v d cell x 4pcs and external AC adaptor(ul/csa approved) 3/FM band coverage 88mhz - 108mhz 3a/FM sensitivity typical 22db limit 28db 3b/FM 30db/sn useful sensitivity typical 26db limit 32db 4/sca x'tal control fixed frequency 4a/subcarrier frequency 67or/and 92khz switchable(if only one subcarrier frequency switch changed to tone high/low function) 4a/sca 30db/sn useful sensitivity typical 20db limit 30db 4b/distortion typical 3% maximum 5% 4c/audio power output typical 700mw maximum 1000mw 5/3 inch speaker