Retekess TR503 FM Microphone Headset Voice Amplifier School Teaching Supermarket For Sale



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Retekess TR503 FM Microphone Headset Voice Amplifier School Teaching Supermarket:
$7.99

Feature: Easy to pair with various FM support devices, such as loudspeakers, amplifiers, FM radios and automotive audio systems. Large screen display frequency and volume. The volume of the speaker can be adjusted remotely on the microphone. The built-in rechargeable lithium-ion polymer batteries can support up to 10 hours of use after full charging and are environmentally friendly for long-term use. Long FM wireless transmission distance of up to 15 meters , available channels of up to 225 with no signal interference,Transmission frequency: 87.0 Mhz to 108Mhz. Widely compatible for teaching , tour guid, sale , speech , conference , karaoke and more. If you want to enjoy a Cheaper price to buy this product,please click the link below: https://www..com/itm/362966183794 Retekess TR503 Deals Hands-free Wireless FM Condenser Microphone Headset Megaphone Radio Mic for Tour Guide Salesman Teacher Host Speaker Conference and Karaoke Feature: Easy to pair with various FM support devices, such as loudspeakers, amplifiers, FM radios and automotive audio systems. Large screen display frequency and volume. The volume of the speaker can be adjusted remotely on the microphone. The built-in rechargeable lithium-ion polymer batteries can support up to 10 hours of use after full charging and are environmentally friendly for long-term use. Long FM wireless transmission distance of up to 15 meters , available channels of up to 225 with no signal interference,Transmission frequency: 87.0 Mhz to 108Mhz. Widely compatible for teaching , tour guid, sale , speech , conference , karaoke and more. Specifications: Lithium battery: 250mAh Charging Voltage: DC 5V, 1000mA Max Output power: 1MW Working time: 8~12 hours Charging time: <4 hours Product Size: 116mm*86.6mm*40.7mm Frequency Response: 87MHz~108MHz Package include: 1 x TR503 transmitter 1 x USB cable 1 x User manual About Us


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