Using a new 【蓝牙芯片. architecture, the BTR1 支持部门s 蓝牙 4.2 with an effective transmission distance of up to 10 meters as well as the SBC, AAC 和 aptX audio formats. The BTR1 also 支持部门s 蓝牙 voice calls with its built-in omnidirectional microphone , that captures audio with equally high quality as that typically used in phones.
*1. AAC audio format is 支持 by Version 2.0 *2. 麦克风 is located on the back of the unit