Frequency range: 521.4-549.6 MHz

Modulation type: DQPSK

Dynamic range: greater than 90 dB

Signal-to-noise ratio: greater than 80 dB

Total harmonic distortion: less than 0.3%

Current consumption: 250 mA ± 10 mA

Power supply: 3.7 V lithium battery

Frequency response: 40 Hz-20 kHz ± 3 dB

Audio output level: 400 mV ± 20 mV

Ideal distance: 50 m

Handheld microphone transducer: professional dynamic capsule

Handheld microphone pattern: cardioid

Handheld microphone harmonic suppression: 54 dBc

Handheld microphone harmonic distortion: less than 0.3%

Handheld microphone current consumption: 130 mA ± 10 mA

Handheld microphone voltage: 2 AA batteries (stylus) 1.5V

Headphone Microphone Type: Professional Condenser Capsule

Headphone Pattern: Cardioid

Pocket Transmitter Harmonic Suppression: 54dBc

Pocket Transmitter Harmonic Distortion: Less than 0.3%

Pocket Transmitter Current: 130mA ±10mA

Pocket Transmitter Power Supply: 2 x 1.5V AA Batteries

Receiver Dimensions (W x D x H): 52 x 22 x 227 mm

Transmitter Dimensions (W x D x H): 67.75 x 26.1 x 86.2 mm

With Antenna (Max. Height): 144.45 mm

Weight (Receiver, Handheld Microphone, Pocket Transmitter, Headband): 0.5 kg