Model Number: SH-610-1 Brand Name: BIL/BETTERWAY Key Specifications/Special Features: Adaptable power supply: 220V AC/ 50HzPeak power: 80W maximumImpedance: 6ΩFrequency response: 150 to 18,000HzSensitivity: 88dBFrequency range: 165 to 210MHz (60 groups of frequency range for selection, if using 60 sets of this system in 60 classrooms at the same time, there is no interference with each other)Oscillating method: ±0.005% quartz oscillating lockedWireless effective distance: 35 metersReceiver channel: single channel receiver Shipping Information:

• FOB Port: Guangzhou, Shenzhen or Jiangmen
• Lead Time: 25 days

Main Export Markets:

• Asia
• Australasia
• Central/South America
• Eastern Europe
• Mid East/Africa
• North America
• Western Europe