Magnetic Neckband Headphone

Name: Wireless Neckband Headphones Model: JR-DY01 Type: in-ear BT version: V5.0 Audio decoding: SBC Supported protocols: HSP/HFP/A2DP/AVRCP Frequency response range: 20Hz~20kHz Speaker type: dual dynamic speakers Speaker size: Φ8.0mm*4 Speaker rated power: 3mW Speaker impedance: 32Ω±15％ Speaker sensitivity: 103±3dB Battery capacity: 105 mAh Music time: about 8h (80% volume) Talk time: about 7h (80% volume) Standby time (connected): about 48h Charging time: about 1.5h Charging input: DC 5V/200mA Charging port: Micro Material: ABS+silicone Net weight: about 27g