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Portable Megaphone Product Features 1. PA-15W is a waistband amplifier with high cost performance, elegant appearance, easy to carry and simple operation. 2. Stable amplifier with good frequency response, low power consumption. Uses a rechargeable lithium battery, plays up to 8 hours with 6 - 8 hour full charging time.
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Portable Megaphone PA-15W Operational Function of the Panel 1. Frequency response: 100Hz-10kHz 2. Standard power: 15W 3. Maximum output power: 25W 4. Output impedance: 4Ω 5. Operating temperature: -10 c -45 c 6. Working voltage: 7.4V 7. Battery specifications: 100Ma lithium 8.