The RPG2 audio receiver， requires pre-interface data with a customized version of the RPG1/3/4 before leaving the factory. It is suitable for scenarios requiring high-fidelity wireless audio transmission, features a Caron cable input, a built-in battery providing 6 hours of continuous playback, and is rechargeable with a power bank. The design range is 100 meters. Main unit dimensions: 163*65*45 (mm); Weight: 0.6KG

RPG3音源接收机，出厂前需与RPG1/3/4定制版本数据对接，适用于需要高保真无线音频传输的场景，卡隆线输入，内置电池续航6小时，可充电宝充电 ，设计距离100米 主机尺寸：163*65*45（mm） 重量：0.6KG 包装尺寸：300*215*90