The JBL SA550 Classic includes the latest Bluetooth AptX®Adaptive technology for hi-res audio over Bluetooth and low latency to ensure audio is in sync with video. The JBL SA550 Classic is inspired by the classic JBL SA600 amplifier from the 1960’s, with retro styling and walnut veneer side panels to match JBL Classic and Studio Monitor loudspeakers on the outside.
eBay