Speaker: 14mm., impedance: 32Ω ± 15%., frequency response: 20 ~ 20000Hz; Bluetooth specification: Bluetooth V4.0 CSR, Net weight: 22g; Protocols: A2DP. AVRCP. HSP. HFP;
Transmission range: 10 meters, transmission frequency 2.4GHz, charging voltage: DC 5V, Size: 17x15x3cm;
Charging time is about 2 hours, call time: over 8 hours, music time over 8 hours and over 240 hours of standby time. battery capacity: 150 mAH;
Adsorption design: the earplugs have the magnetic adsorption function, and can be directly inserted into grooves when not in use; earplugs can automatically adsorb, saving the trouble of winding cable;
The neck band is of the new space metal (titanium) material. The ergonomic around-the-neck structure contributes to the comfortable wearing.