Question..
If I want to have 4 tweeters and 4 mid range with a 10" subwoofer spare tyre type, which type of dsp should I be getting? 4 Ch power amplifier with 8 channel dsp or 6 Ch amplifier with 8 channel dsp?

MYR 639.70 | Sennuopu DP X10 Car Audio 4 Ch Power Amplifier 8 Channel Dsp Processor Bluetooth Amp Equalizer Amplificador Automotivio Sound
https://a.aliexpress.com/_uhmALc

MYR 1,671.76 | Sennuopu X680 8 Channel Dsp Audio Processor Subwoofer Car Amp Bluetooth 12V Auto Stereo 1000w Automotive Amplifier for Car Sound
https://a.aliexpress.com/_vdOr9c

TiA