Graflsoa F980 Wired Headphone

The F980 Willis headset gives you perfect music enjoyment. Support hands-free calling, multi-point connection, iOS battery display, vibration alert, bring convenience to your life. Collar clip and elastic pull design, no tangle, easy to carry and store. > >DSP Noise Reduction: >DSP noise cancellation enhances call sending performance. Microphone catches audio details. >HANDS-FREE & MULTI-POINT: >Hands-free calling function frees your hands and ensures driving safety. It can be connected to two smartphones at the same time. >Retractable Collar & Earphone Clip: >Collar clip design, very easy to carry. The headset head is retractable, making the cable tidy, tangle-free, and easy to store. >Time duration: >Built-in 90mAh battery provides up to 6 hours of talk time, 5 hours of music time, and about 90 hours of standby time. >Vibration Alert: >Support vibration alarm function. No need to worry about losing your smartphone. > >Specification: >Model:F980 >Version:V4.0 >Support protocol: HSP, HFP, A2DP, AVRCP >Transmission distance:10m (open A) >Frequency Response:20Hz-20KHz >Sensitivity:88dB >Impedance:16Î >Battery Type:90mAh >Talk time: about 6 hours >Music time: about 5 hours (depending on music) >Standby time: about 90 hours >Charging time: about 2 hours >Color: black, white, gold, silver (optional) >Main product size: about 5.5 x 2.7 x 1.7 cm 2.18 x 1.07 x 0.67 inches >Main Product Weight:20g 0.04oz >Package size:9.2*9.0*3.7cm 3.65*3.55*1.45inch >Package Weight:63g 2.25oz > >Package Contents: >1 x Clip on Headphone >1 * USB Cable >1 * Ear Cover >1 * User Manual(English and Chinese)