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.
single frequency.

Specification:
Transmitter technical Specifications:s:
1: Frequency range 670690MHz.
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 Specifications: 3.7V lithium battery.
9: 3 hours of battery life (depending on battery type and capacity).

Receiver technical Specifications:s:
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 Specifications: 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
Product Attributes:

Weight (lbs.): 0.75 lb