Specification: Bluetooth version: V4.2 Effective distance: 10 meters Frequency: 65Hz - 20KHz ±2db Battery: 3.7V/ 2000mAh *2 Output: 6W*2 PSNR:≥88dB Standby time:200h Play time: about 8h (60% volume) Function supported:AUX/TF/CALL
