Sony has revealed a collection of four new sound bars and two A/V receivers to its home cinema audio range. The HT-ST9, HT-NT3, HT-CT780, and HT-CT380 sound bars and STR-DN860 and STR-DN1060 receivers will be going on sale in the United States starting in May, with all but the CT380 being HDCP 2.2 compliant, supporting playback of copyright-protected 4K content.