TWS Bluetooth headset

Model:JR-T03S Plus BT version: V5.1 Chip: JL6973D4 Support protocols: HSP/HFP/A2DP/AVRCP Audio decoding: AAC/SBC Correspondence range: ≤15m(standard environment) Frequency range: 2402-2480MHz BT Max Output Power:8dBm Sensitivity: 113 ± 3dB THD: ≤5% Speaker: φ13 Impedance: 32Ω Power:3mW Case battery capacity: 320mAh Earphone battery capacity: 30mAh Music time: about 5h (80% volume) Talk time: about 4h Connected standby time: about 120h Charging time: about 1h Wireless charging time: about 3h Cycle counts: 4 times Charging input: DC 5V/1A Waterproof rating: IPX4 Net weight: 48g±2g