Price:
$35.99
Free Shipping
Overview and Specifications:
Retekess TR503 Wireless Microphone Headset Voice Amplifier FM Transmitter 87-108MHz For Teaching Tour Guide System karaoke
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TR503 Wireless Microphone |
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FM Frequency |
87-108MHz |
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Output power |
1mW |
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Charging Voltage |
DC 5V, 1000mA |
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Lithium battery |
250mAh |
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Working time |
8~12 hours |
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Charging time |
2~4 hours |
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Product Size |
116mm*86.6mm*40.7mm |
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1 xTR503Wireless microphone
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1 x USB cable
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1 x User manual