- Model: JR-T03S Plus
- Chipset: Airoha 1562M
- Bluetooth version: V5.1
- Support protocol: HSP/HFP/A2DP/AVRCP
- Audio decoding: AAC/SBC
- Communication range: ≤15m
- Frequency response: 20Hz-20KHz
- Speaker sensitivity: 119 ± 3dB
- Distortion rate: ≤5%
- Drive unit: φ13mm
- Impedance: 32Ω
- Power: 3mW
- Charging Box Capacity: 320mAh
- Headphone Battery Capacity: 30mAh
- Music Time: about 6 hours (volume 70%)
- Talk time: about 5 hours
- Connection standby time: about 120 hours
- Headphone charging time: about 1.5 hours
- Charging time for box: about 2 hours
- Wireless charging time: about 3 hours
- Support charge Headphone: 4 times
- Product size (charging box): 44*22*53.8mm
- Product net weight: 48g±2g Product gross weight: about 220g