SHIDU Ultra Wireless Portable UHF Mini Audio Speaker USB Lautsprecher Voice Amplifier For Teaching Tour Guide Conference Meeting Speech Teachers Tourrist Yoga Instructor S615

SHIDU. Ultralight voice amplifier only 4.8ozs Sound covers over 4300 square feet 400. Built-in 1800mAh Rechargeable Lithium Batteries: offers you up to 12 hours amplify time. Easy to use and HiFi voice amplifier, protect your throat, Excellent clarity, low feedback]. Support TF Card U flash disk. Comes with 10W power, perfect for guiding people through noisy, busy environments, or ensuring you re heard in large groups or crowds. What You Get: 1 x SD-S615small voice amplifier, 1 x waistband, 1 x UHF Wireless microphone, 1 x USB cable, 1 x Instructions, 1 x Charger Plug. Total 6 pcs. SHIDU Ultra Wireless Portable UHF Mini Audio Speaker USB Lautsprecher Voice Amplifier For Teaching Tour Guide Sales Conference Meeting Speech Teachers Tourrist Yoga Instructor S615. Specifications: 1. Output Power: 10W. 2. Charging Voltage: DC 5V, 500Ma. 3. Lithium Battery: 3.7V/1800Mah. 4. Working Time: With 50 Volume. 6~10 Hours Musical Mode), 8~12 Hours Mic Mode). 5. Charging Time: 3-5 Hours. 6. Product S