Soundqubed HDX Series Pro Audio 6.5" Speaker 8 ohm(single) Envoy Low Pass Filter: 40Hz –

Low Pass Filter: 40Hz – 20kHz

Supply Voltage: 9V ~ 17V

With the correct amp

Here is a good video for tips on your entire Ram sound system install

Soundqubed HDX Series Pro Audio 6.5" Speaker 8 ohm(single) Envoy Low Pass Filter: 40Hz –Soundqubed 6. 5" HDX Series Pro Audio Midrange Speaker The HDX Series Pro Audio Speakers are the best speaker for an audio enthusiast, looking to get the loudest volume and sound quality that Soundqubed has to offer. This series was designed to handle extreme volumes for your over the top builds. The HDX series was built to handle the volume and sound quality, of the loudest mids and highs on the market. With power ranging from 300watts RMS to a max