Ritasc RU-386 Wireless Headset Microphone for Teaching Meeting
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| Main centres: | 1-3 business days |
| Regional areas: | 3-4 business days |
| Remote areas: | 3-5 business days |
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Product details
Condition
New
Location
International
Bob Shop ID
615109805
Before you place an order, please read the product manual in English???
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
a??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 a???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 a???0.5% 8: SNR a???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)
a??Package Included: 1 x Headset microphone 1 x Receiver 1 x USB power supply line 1 x 3.5 plug conversion
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
a??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 a???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 a???0.5% 8: SNR a???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)
a??Package Included: 1 x Headset microphone 1 x Receiver 1 x USB power supply line 1 x 3.5 plug conversion
