Street Address: 5 Bldg, Huafu Industrial Zone, Qiaotou, Fuyong Town, Baoan
City: Shenzhen
Province: Guangdong
Country/Region: China
IR wireless stereo headphone: Excellent Points: 1. Good quality 2. Fast Delivery! ! IR wireless headphone: 1. Light weight headset for comfortable wearing. 2. Automatic muting design on receiving headphone. 3. FM system carrier frequency: 2.8MHz right channel; 2.3MHz left channel. Speaker: 40mm mylar. Cone Impedance: 32 ohms +/- 15%. Effective range (maximum): About 10 meters. Power source: Batteries UM4 x 2 (optional). Battery life: About 48 hours.