Portable- Wireless Uhf, Usb Voice Amplifier, Audio Loudspeaker. Features: Voice Amplifier with UHF Wireless Microphone Headset, 10W 1800mAh Portable Rechargeable PA System Speaker for Multiple Locations Such As Classroom, Meetings, Promotions and Outdoors Amplifies Your Voice and Saves Your Throat when You Have a Difficult Time Speaking Loudly Enough. Delivering 10w Clear and Soft Sound to Cover About 10000 Sq.ft (1000 ). UHF Wireless Microphone and Wired Microphone. UHF Technology Wireless Microphone Amplifier More Resistant to Interference, Longer Transmission Distance and Better Listening Experience. The Wireless Ear Hook is Removable. Wireless Portable Voice Amplifier Built-in a 1800mah Lithium Battery and Can Be Used Continuously for About 8-15 Hours. The Wireless Microphone Can Be Used for About 3-5 Hours. Specifications: Communication: AUX Communication: USB Battery: Yes Speaker Type: Portable Power Source: Battery Number of Loudspeaker Enclosure: 1 Cabinet Material: Plastic Audio Crossover: Full-Range Channels: 2 (2.0) Input Power(W): <25 W Output Power: 10W Remote Control: No Support Memory Card: Yes Playback Function: Other Display Screen: No Voice Control: No Material: Plastic Support Apt-x: No Wi-Fi Music: Other Display Screen: No Waterproof: No Built-in Microphone: No PMPO: 10W Support APP: No Package: 1 X Z615 Wireless Voice Amplifier 1 X Adjustable Waistband 1 X Wireless Microphone 1 X Wired Microphone 1 X USB Charging Cable 1 X Plug . We are an international seller, your order will be shipped from abroad so please allow the necessary time of minimum 14 working days for delivery right now depending on where you ship to, due to ongoing delays in postal deliveries globally.