I. Introduction: FM listening headphones Ai this C-200A receive low frequency 50MHZ, DSP digital signal processing chip, and headphones with built-in antenna, stylish! Can use an external antenna, signal more stable! Second, the FM listening headphones Ai this C-200A 10 major advantages: 1, all key design, perfect operating experience, four buttons easily Powerful 2, a key to access the radio, eight storage units the number of human design 3, Volume electronic adjustment, digital display 4, LCD LCD, SMT chip technology 5, sliding battery cover design, fashion operation 6, full-face leather ear design, comfortable to wear 7, brand LOGO carving design, highlighting the brand authority 8 fold and retractable headband design, easy to 9, high-quality computer headset carrying one machine 10, the boot brand LOGO display, original authentic guaranteed three FM listening headphones Ai this C-200A Specifications: 1. Frequency Range: FM 50-108MHZ 2. LCD Display: Yes 3. Sensitivity: FM better than 8dbμv AF≥10m 4. Output power: ≥2 * 10MW 5. Storage few stations: 8 6. Static current: Frequency Modulation (FM) ≦ 35MA Standby current ≦ 65μA 4, speaker specifications: Φ30MM 32Ω 250MW 8. Power supply: 2 AAA batteries (2xAAA) is using the products to customers: Zhengzhou University, Henan University, School of Information Engineering, Henan Sias University, Henan Institute of Light Industry, etc. . For more information on this official website to enter Ai http://www.aiben.com.cn http://www.aiben.cn Tel: 0371-67851996 4008-111-600 Online QQ: 1925992450 Ai The headset, Henan FM headset manufacturers, 12 years specializing in the production of FM listening headphones, intention to serve the students' listening FM headset products division Henan professional manufacturer, several Henan FM headset tailored to your consultant hotline: 4008-111-600.