Description
METAL Wireless Stereo V4.0 Bluetooth Headphone
Specification
Bluetooth vertion:V4.0(CSR8635) | Battery:400mA Li-polymer>12hrs | Frequency range: 20-20,000Hz |
Driver unit diameter: 40mm | Talk time: 12-15hours | Built-in microphone |
Sound pressure level: 102±3dB | Standby time: over 300hours | Charging time:About 2-3 hours |
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