• Model: JR-TL7
• Bluetooth: V5.0
• Audio decoding: SBC
• Bluetooth protocol: HFP A2DP AVRCP
• Speaker sensitivity: 97.5±3dB
• Frequency response range: 20HZ-20KHZ
• Microphone sensitivity: 38dB±3
• Headphone Battery capacity: 50mAh
• Rated power: 2mW
• Charging compartment battery capacity: 300mAh