-Version:5.4+EDR
-Chipset: JL 7025
-Transmission range: ≤10M
-Speaker: 40mm | 32Ω | 100dB±3DB
-Working time: ≤20H
-Charging time: ≤2H
-Standby time: ≤120H
-Battery: 400mAh
-Frequency: 20HZ-20KHZ