Sennheiser SKM9100 Professional Wireless Microphone

• True diversity SKM9100 Professional Wireless UHF wireless vocal microphone set
• Rugged all-in-one wireless system for singers and presenters
• Transmission range: up to 100 meters/ 300 feet
• Easy and flexible wireless synchronization between transmitter and receiver via infrared
• State-of-the-art live sound on a lightweight aluminum transmitter with integrated mute switch
• Up to 20 compatible channels
• UHF615-635Mhz or 740-760MHz frequency band, the use of PLL frequency stability system, with 200 optional channels.
• Automatic search function, the transmitter infrared frequency window on the receiver at the infrared frequency of the window, infrared can automatically search for the corresponding frequency.
• Independent volume adjustment knob.
• A single independent Kalun balanced output.
• A 6.35mm hybrid output jack.
• Receiver and transmitter LCD display, signal strength, audio dynamic, operating frequency and so clear.
• Metal hand microphone and receiver, durable drop.
• Effective distance of 300 meters.
• DC12V power adapter.

System parameters:

• Carrier frequency : UHF615-635Mhz or 740-760MHz
• Modulation method : FM
• The bandwidth : 50MHz
• Channel : 2 × 200 channels
• Frequency stability : ± 0.005%
• Dynamic range : > 105dB
• Maximum modulation: ± 68KHz
• T.H.D : ≤ 0.5%
• Frequency response : 50Hz-18KHz (± 3dB)
• False interference ratio : 80dB
• Signal to noise ratio : > 105 dB
• Effective distance : > 300m
• Operating temperature : -10 ° C- + 40 ° C

Receiver:

• Power supply: DC 12V / 500mA
• Power consumption : 3W
• Receiver Sensitivity : 12dBμV (80dB S / N)
• Audio output mixed output: 0 ~ 200mV, balanced output: 0 ~ 400mV

Transmitter:

• Transmission power maximum: 30mW; minimum: 3mW
• Battery : 3V (1.5V AA × 2)
• Battery continuous use time High:> 10 hours, Low:> 15 hours