想請教適合舊喇叭Paradigm micro V2的桌上型擴大機

以前客廳看電影和唱KTV時購買的Paradigm micro V2喇叭，現在想說拿來接電腦聽音樂用，目前使用SMSL Q5 PRO，可是總覺得聲音很悶很雜，可是印象中以前喇叭應該不會那麼差，查詢了一下擴大機和喇叭的規格，似乎是自己目前這台桌大型推力不足所致，可能需要像Topping PA3s(八歐姆45W)才可能正常推這組喇叭，但又不確定自己解讀是否正確 ，所以來請教一下各位大大，若是可以，再麻煩解惑或提供一些建議，感恩！

Paradigm micro V2
Design:2-driver, 2-way bass reflex, quasi-3rd-order resistive port; bookshelf / stand-mounted
Crossover:2nd-order electro-acoustic at 3.0kHz
Frequency Response On-Axis:±2dB from 80Hz - 20kHz
Frequency Response 30° Off-Axis:±2dB from 80 Hz - 15 kHz
High Frequency Driver:14mm (5/8 in) polymer
Mid/Bass Frequency Driver:115mm (4-1/2 in) treated composite cone
Low Frequency Extension:60 Hz (DIN)
Sensitivity Room / Anechoic:88 dB / 85 dB
Impedance:Compatible with 8 ohms
Suitable Amplifier Power Range:15 - 60 watts
Maximum Input Power:40 watts
Finish:Black Ash
Weight:11 lbs. (5.0 kg)
Dimensions HxWxD:8.5" × 6" × 7.5"(21.6cm × 15.2cm × 19.1cm)

SMSL Q5 PRO:Hi-Fi Audio Digital Power Amplifier
Input: Optical, Coaxial, Analog, Computer USB
Output: 2-channel (stereo)
Sampling rate: 44.1-192kHz (coaxial • Optical)
44.1-96kHz (computer USB)
Maximum output power: 45W +45W（4Ohm ）
25W +25W（8 Ohm ）
THD+N: 0.05%
Dynamic Range: 102dB
SNR: 81dB