QKZ AK7 3.5mm Sports In-ear Stereo HIFI Heavy Bass Wired Earphones

Features:
1. Adopting 3D hollowing technology, unique and beautiful
2. The overall curve is smooth and smooth, and the three frequencies of low, medium and high are reasonably taken into account. The low frequency is powerful, the medium frequency human voice is beautiful, and the high frequency image is clear
3. Ergonomic design, comfortable to wear
4. Passive noise reduction does not hurt the ears, and effectively isolates the noise from the outside world
5. High-quality PC material shaping cavity + surface metal paint, durable and beautiful
6. TPE oxygen-free copper spiral stranded wire has good durability and insulation, reducing signal transmission loss
7. The high-definition microphone is compatible with standard equipment, and the call is low-latency and clear
8. 3.5mm gold-plated interface, widely compatible with various devices

Product parameters:
1. Earmuff material: medical-grade silicone sleeve
2. Earphone cable material: TFP
3. Wearing method: In-ear
4. Headphone output source: HiFi
5. Speaker impedance: 16 ohms
6. Speaker diameter: 10mm
7. Frequency response range: 20-20KHz
8. Sensitivity: 98dB
9. Plug diameter: 3.5mm
10. Cable length: about 120cm
11. Weight: about 29g