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WK Ling Yue Series BD550 Bluetooth 4.1 Neck-mounted Magnetic Adsorption Wired Control Earphone, Support Calls (Black)
Free delivery
with tracking
Free return
up to 30 days
Secure payment
SSL encrypted
3 years
manufacturer warranty
Product parameters:
1. Bluetooth version: V4.1.
2. Working frequency band: 2.4G ISM band.
3. Sensitivity: 105dB +/- 3dB.
4. Charging voltage: 5V.
5. Ohm number: 16 +/- 15% ohm.
6. Frequency range: 50-10KHz.
7. Talk time: about 7 hours.
8. Charging time: 2 hours.
9. Standby time: 220 hours.
10. Line length: 70mm.
11. Weight: 39.8g.
1. Bluetooth version: V4.1.
2. Working frequency band: 2.4G ISM band.
3. Sensitivity: 105dB +/- 3dB.
4. Charging voltage: 5V.
5. Ohm number: 16 +/- 15% ohm.
6. Frequency range: 50-10KHz.
7. Talk time: about 7 hours.
8. Charging time: 2 hours.
9. Standby time: 220 hours.
10. Line length: 70mm.
11. Weight: 39.8g.
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