Ritasc RU-386 Wireless Headset Microphone for Teaching Meeting

$73.99

9 in stock

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About this item
Before you place an order, please read the product manual in English:click here

Features: 
1: Use the 670 to 69OMHz frequency band (channel A: 682-690MHz; channel B: 670-680MHz), strong anti-interference.
2: Adopt 24Bit/48KHz high-performance audio dedicated A/D and D/A processing.
3: Use ID code + frequency for data encryption and frequency
4: With automatic mute and impact elimination circuit, to avoid the impact and noise of switch machine.
5: The effective distance of wireless transmission is 20-50 meters.
6: Simple operation interface,Very few adjustable parts, can completely avoid misoperation causedmalfunction.
7; Very high pickup sensitivity, excellent sound quality, so that you can speak or sing
Easily.
8: Multiple devices can be used at the same time without interference and frequency channeling.
9: With power and wireless indicator lights.
10.Support single frequency
 Specification:
Transmitter technical specifications
1: Frequency range 670^690MHz
2: The number of channels is 10 (conservative value) each time when pairing, the ID code changes randomly, within the frequency range set by the manufacturer.
3: Oscillation mode DSP chip frequency lock
4: Frequency stability ±10ppm
5: RF power 10dBm
6: Audio frequency response 40~ 1 8000Hz
7: Distortion degree ≤0.5%
8: Battery specification 3.7V lithium battery
9: 3 hours of battery life (depending on battery type and capacity)
Receiver technical specifications
1: Frequency range 670~690MHz
2: The number of channels is 10 (conservative value) each time when pairing, the ID code changes randomly, within the frequency range set by the manufacturer.
3: Oscillation mode DSP chip frequency lock
4: Rate stability ±10ppm
5: Receiving sensitivity -95~-71dBm
6: Audio frequency response 40~ 18000Hz
7: Distortion ≤0.5%
8: SNR ≥90dB
9: Audio output 300mv (maximum)
10: Battery specification 3.7V lithium battery
11: 4 hours of battery life (depending on battery type and capacity)
 Package Included:
1 x Headset microphone
1 x Receiver
1 x USB power supply line
1 x 3.5 plug conversion

Weight 0.34 lbs
Shipping information Please allow 7 - 15 business days for your order to arrive. We source products from all over the world to bring you epic offers and the lowest prices. This means sometimes you have to wait a little longer to get your order but it's always worth it!

Our policy lasts 14 days. If 14 days have gone by since your purchase, unfortunately we can’t offer you a refund or exchange. To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.

Ritasc RU-386 Wireless Headset Microphone for Teaching Meeting
Ritasc RU-386 Wireless Headset Microphone for Teaching Meeting

9 in stock