OK-9100T+9100R Professional Wireless Interview Microphone

Overall Performance

• Carrier Frequency: UHF 550‑950 MHz (per national standards)
• Frequency Stability: ＜±30 ppm
• Dynamic Range: ＞90 dB
• Total Harmonic Distortion: ＜0.5%
• Frequency Response: 20 Hz～20 KHz ±3 dB
• Audio Output: 1500 mV

Receiver

• Signal‑to‑Noise Ratio: ＞90 dB
• Image Rejection Ratio: ＞70 dB
• Adjacent‑Channel Rejection Ratio: ＞80 dB
• Receiving Sensitivity: ＞‑90 dBm
• Continuous Operating Time: 6 hours
• Power Adapter Requirement: 5 V, ＞500 mA

Transmitter

• Transmit Power: 30 mW
• Modulation Mode: DQPSK
• Harmonic Spurious: 40 dB below carrier reference
• Continuous Operating Time: 6 hours
• Power Adapter Requirement: 5 V, ＞500 mA