SHIDU S20 Wireless Voice Amplifier (10W, UHF, 2200mAh)

Output Power: 10W | Type: UHF Wireless Voice Amplifier | Battery Capacity: 2200mAh | Play-time: 10–15 Hours | Charging Time: 3–5 Hours | LED Screen: 1.22 Inches LED Screen | SNR: ≥90dB | Distortion: ≤1% | Frequency Response: 90Hz–18KHz | Amplify Coverage: 1000㎡ | Input: 5V 500mA | Size: 116×88×43mm | Product Weight: 251g | Package Weight: 529g | Appearance Craft: ABS+UV | Connector: TF Card / U Flash Disk | AUX Format: MP3 | Audio Input: Nonsupport | Features: Amplify, MP3 Player, Non-volatile Memory, Long Standby, Double Voice Coil, Fashion LED Screen