New experience phone radiation handset, mobile phone retro handset from either internal performance or appearance of the structure, can let you fully appreciate the health, comfort call is a pleasure, this handset do to eliminate 99% of the mobile phone radiation, so your life healthier, more comfortable. I plant apple iphone, Blackberry, Nokia NOKIA mobile phone handset and fully compatible Bluetooth handset. 3.5 interface to connect any phone direct use to make you more comfortable, more convenient call you to fully enjoy landline microphone treatment-free telephone brought shackles, almost zero radiation, thereby protecting your body truly environmentally friendly and often. The influx of people must, anti-radiation, fashion COOL retro handset as long as you have enough courage, can also take shopping, definitely pull the wind. Retro telephone tube for mobile phone design factors hazardous to health is a collection of comfortable, elegant trend as one of the mobile telephone handsets, telephone barrel not only high sound quality, comfortable feel. Office workers or home use, are strongly recommended; but also presents a good choice to send friends and relatives. COOL PHONE physical and details: COOL PHONE shell ABS material, with high-grade fuel injection, and at the same time has the feel and touch, shell converge perfect, allowing you to enjoy the comfort and health communication life. Radiation retro handset for most tide as long as you have enough courage, with shopping, absolute pull Wind. Retro telephone tube is a collection of comfortable, elegant, the trend for the integration of mobile telephone handsets, telephone barrel not only high sound quality, comfortable feel. Office workers or home or send their relatives to send a friend COOL PHONE is an excellent choice. Frequency range :20-20000Hz 2. Sensitivity: 111dB ± 3% 3. Impedance: 150ohm 4 Speaker diameter: 38mm 5 wire length: about 21.5 m. Connecting plug: the Φ3.5mm 7. Dimensions: 23.8 * 7 * 9CM, Weight: 216g 8 colors (black, white, red, pink, blue, purple, green, yellow, orange gold red).