Specifications:

• Rechargeable lithium batteries that last 6 hours of continuous use before needing a charge
• Small & Portable Voice Amplifier/Speaker
• Comes with adjustable neck band and a belt clip
• With FM Radio，with bluetooth& Microphone line in port
• USB input port
• With Bluetooth
• Professional Teach Microphone
• Power Output: 10W
• Charge voltage: 5V 450mA
• Mic Directivity: Single Direction
• Frequency response: 100Hz-10KHz +/- 3dB
• Power Supply: Lithium-ion Polymer 7.4v
• Mic Sensitivity: -53 +/- 3dB
• What's in the box?
• 1 x Amplifier
• 1 x USB cord
• 1 x Belt
• 1 x Headset microphone
• 1 x Backpack for Speaker
• 1 x Manual
• Mic Connectivity : VHF (Wireless)
• Mic Types : Lapel Microphone
• Model : KU-898
• Size (L x W x H cm) : 11.8 x 3.8 x 9