Sony launched two active noise-cancellation headphones in Taiwan: WH-CH720N (over-ear) and WH-CH520 (on-ear). The WH-CH720N is priced at NT$4,490 (currently about RMB 1015) and the WH-CH520 is priced at NT$1,690 (currently about RMB 382).
The WH-CH720N is equipped with the same V1 chip as the WH-1000XM5 and uses dual noise sensor technology to provide 20 levels of ambient sound adjustment and adaptive sound adjustment; it supports DSEE digital sound enhancement, as well as SBC and AAC audio playback. The overall weight of the headset is only 192g, and the battery life can reach 35 hours.
The WH-CH520 is available in black, white, blue and beige, and weighs only 147g. The headphones have a battery life of up to 50 hours, and 3 minutes of charging can add 1.5 hours of life.
