H690PHeadset Mobile HeadphoneOperating instructions
http://weixin.qq.com/r/hnWJkQPESl41rUfy9yCU
Product Introduction
Please read this manual carefully in order to use the unit safely and to bring out its maximum performance. Please be sure to keep this manual for the future.
Features
40mm high-quality neodymium units covered with the enclosed cabinet design.Functional wired controller for mobile phone, and tablets easy switch between music and communication.Iron gray ear shell covered with black steel net.Folding design allows for portable and convenient storage for travel and outdoor.TPE anti-winding flat cable covered with stainless connector enhances durability, flexibility, and longevity.Soft velvet ear cap for high-grade and comfortable wearing.Built-in stainless steel headband covered with a soft silicone strap.
Specifications
| Product type | Enclosed moving coil |
| Driver unit | 40mm |
| Impedance | 38Ohm |
| Sound Pressure Level (SPL) | 98dB |
| Frequency Response | 20Hz~20KHz |
| Cable Length | 1.3M |
| Connector | 3.5mm stereo |
| Accessory | 1 connector cable 1 Portable bag |
Note: The design and specifications may be changed without prior notice in order to make improvements.Warning!To guarantee your personal safety, please do not wear or keep headphones in the vicinity (closer than 10cm) of a pacemaker.Do not insert the plug into electric sockets.Supervise children when using the equipment, the product is not a toy.Headphone listening at high volume levels –particularly, over extended periods of time – may damage your hearing.The operation of switches on your hi-fi system or plugging in the headphones may cause clicks which at high volume settings may affect your hearing.Therefore, always set the volume control to a minimum before switching between different sources (tuner, turntable, CD player, etc.) or plugging in the headphones.For traffic safety, do not use headphones while driving or cycling.
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