Yamaha NX-70A: Essential Wireless Speakers with 100W Drivers

Yamaha NX-70A wireless Hi-Fi speakers mark the brand’s return to the compact, all-in-one speaker segment, aiming squarely at rivals like the KEF LS50 Wireless II. Best known for decades of amplifier and loudspeaker engineering, Yamaha built the Yamaha NX-70A around the idea that a single pair of active speakers should replace an entire hi-fi rack: streaming, room correction and TV sound all handled without a separate amplifier or receiver.

Harmonious Diaphragm and Synergistic Drive

At the heart of the Yamaha NX-70A is Yamaha’s Harmonious Diaphragm, used in every driver of the two-way, bass-reflex cabinet. The 13 cm woofer and 3 cm dome tweeter share a diaphragm blend of Zylon fibre, the same material used in Yamaha’s flagship speakers, and spruce, borrowed from the brand’s piano soundboards. The goal is a consistent tonal character across the entire frequency range rather than a mismatch between drivers, so vocals and instruments retain the same natural texture whether they sit low or high in the mix.

Yamaha pairs that driver design with Synergistic Drive, an integrated circuit that connects amplifier and driver directly rather than through a conventional crossover and speaker cable. According to Yamaha, this tight coupling reduces the distortion that typically creeps in at the amplifier-to-speaker interface, preserving more of the original signal. The approach only works when amplifier and driver are engineered as one matched pair, something Yamaha frames as a natural extension of its dual expertise in amplifiers and speakers, built up over decades of separate hi-fi component design.

Yamaha NX-70A wireless Hi-Fi speaker in black finish — Yamaha NX-70A, black

Yamaha NX-70A Room Correction and Wireless Flexibility

Every Yamaha NX-70A pair ships with YPAO, Yamaha’s automatic room calibration system, measured via a bundled microphone. YPAO R.S.C. specifically targets early reflections that blur stereo imaging, while a precise EQ stage balances tonal response for the room the speakers actually sit in, regardless of where they end up placed. The left and right speakers connect wirelessly to each other, removing the usual placement headache of running a cable between them, and MusicCast ties the Yamaha NX-70A into Yamaha’s wider multiroom ecosystem with one app.

Yamaha NX-70A wireless Hi-Fi speaker in white finish — Yamaha NX-70A, white

Connectivity is broad for a compact system: HDMI eARC/ARC with CEC lets a TV remote control power and volume over a single cable, and streaming support spans AirPlay 2, Google Cast, Spotify Connect, TIDAL Connect and Roon Ready, alongside Bluetooth and a wired network connection for anyone who prefers to skip Wi-Fi entirely. For more background on Yamaha’s current audio line-up, see our coverage of the Yamaha RX300A and RX500A AV receivers.

Yamaha NX-70A wireless Hi-Fi speaker system in a living room setting — Yamaha NX-70A in a living room

Pricing and availability

The Yamaha NX-70A is priced at approximately €2,999 per pair and is available now in black and white finishes, through Yamaha’s own product page, with an optional dedicated SPS-70A floor stand sold separately.