WinBridge Protable Wireless Voice Amplifier WB711 with Waistband, MP3 Player/U Disk/TF

Technical parameters 1. Output power: 10W 2. Charging Voltage: DC 5V, 500mA 3. Lithium battery: 1000mAh 4. Working time:with 50% volume 6~8 hours (musical mode); 8~10 hours (wired MIC mode) 5. Charging time: 3~5 hours 6. Product size: 110*88*38mm 7. Unit weight: 155g 8. Available color: blue; black 9. Working temperature: -10℃~45℃ 10. Frequency response: 90Hz~18KHz 11. Sound coverage: 500m2 12. Wireless distance: 30-35m Main features: 1. Stylish, ergonomic and comfortable design; 2. Adopt UHF high frequency wireless PA technology, transmission distance up to 35m; 3. Using HI-FI dual maganetic trumpets --- powerful high & low volume, nice mid frequency; 4. Adopt original sound amplification electroacoustic system; 5. Imported MIC, intelligent IC circuit, maximum inhibition of howling phenomenon; 6. Ultra strong MP3 audio decoding technology --- support TF card & U disk; 7. Wireless microphone intelligent power saving mode; 8. Built-in high performance Lithium battery --- ultra long standby time; 9. Dial wheel to adjust the volume.