Frequency Response: 25 Hz-20 kHz ±3 dB.

Dynamic Range: 120 dB.

Total Harmonic Distortion: < 0.3%.

RF Carrier Freq: Selected frequencies between 169 and 216 MHz.

Modulation: FM ± 15 kHz.

Operating Range: 250 feet typicalup to 500+ feet line-of-sight.

Controls: Rotary volume control with ON/OFF switch, 2 Channel selector, Mute adjust, Output level adjust.

Audio Output: Low impedance balanced.

LED Indicators: Power On (single flash), Low Battery Alert (steady) and Transmitter "TX".

Connectors: Balanced audio output: 3.5 mm stereo jack. DC power in, rubber duck antenna and headset out: each with 3.5 mm mono jacks.

Unwanted Signal Rejection: 80 dB image and spurious.

Mute: Externally adjustable, 1 µV preset minimum.

Battery: 9V alkaline.

Dimensions: 3.50" x 2.5" x .90" (8.9 x 6.4 x 2.3 cm).

Weight: 5 oz. (141 g.).