inputs.text: job - found lightly used unit ebay three bucks needed something small battery powered fit rc ship model project could transmit ship radio set shore like stylish minimal look controls intuitive impressed many frequencies available frequency display bright sharp nice light almost florescent appearance display shows easy read numbers frequency battery status icon transmitting mono stereo displays side 3 seconds lights shutting screen unit uses one aaa battery lasts 8 hours per battery using duracell pile alkaline power source advice heavy users invest batteries rechargeable weakness could find power department battery power source cannot plug lighter socket car capability run 120v step power unit plug homes receptacle came 35 headphone cord plug audio source also 35 headphone jack fit finish quality would expect philips product due mirror smooth black polish finish smudges easily range inside house appears around thirty feet using old bell howard portable world band radio sound quality transmit exceptionable clear bottom line listed price around 40 dollars makes bit pricey relation units good job cheaper price owned several mp3cartransmitters come across one cheap price used would jump unit gets job done