Controls: Power ON/OFF, Volume Control.

Connectors: Audio Outputs: nominal line level 1/4" mono phone jack and mic level XLR, 3.5 mm DC power jack.

LED Indicators: Power "ON";

121: Transmitter "TX";
122: ch. A "ON" and ch. B "ON".

Unwanted Signal Rejection: 60dB image and spurious.

121/122 Dimensions: 7" x 5" x 1.25" (17.8 x 12.7 x 3.2 cm).

121 Weight: 19 oz. (532 g.)

122 Weight: 20 oz. (560 g.)

Power Requirements: 12V DC @100 mA, tip positive. AC adapter included.

Antennas: