50‑108MHZ FM Teaching Headphone External Antenna with Battery Capacity Display FM Headset

Feature： 1. Novel, fashionable and beautiful design FM headphones, comfortable to wear and can effectively isolate the outside noise. 2. Adopt DSP digital chip, design external antenna, high sensitivity receiving, accurate frequency receiving, stable performance, no frequency hopping. 3. Humanized functional design, campus channel can be a key storage, a key to listen, clear key arrangement, easy to operate. 4. 28x16mm large LCD screen, can display frequency adjustment point, battery symbol, more convenient to use. 5. 3.5mm o input interface, can be used in language lab, independent learning center, computer room. If equipped with mic wire, can be used as microphone. Specification： Item Type： FM HeadphoneMaterial： ABSWeight： Approx. 228g 8.0ozFM Receiving Range： 50-108MHz (customizable)Receiving Sensitivity： less than 18dBSNR： 40dBStatic Current： 70uAMaximum Output Power： 3.2mWNumber of Storage Channel： 1Frequency Response： 150-15000HzStereo Separation： 23dB How to use： Start up, directly search FM can be used. Package List： 1 x Headphone1 x Instruction