Receiver:
Working Range: up to 300ft
Distortion: less than 1% (+/- 15KHz deviation)
Frequency Response: 40Hz to 15KHz, +/- 3dB
Dynamic Range: better than 100dB
S/N Ratio: better than 95dB
Operating Temperature: 0 - 45 C (32 - 113 F)
Noise Reduction: 2:1 logarithmic compressor/expander
Oscillator/Modulation: Crystal controlled/FM
Receiver type: Super Heterodyne/crystal controlled
Image Rejection: better than 40dB
Sensitivity:better than 15dBµ
Mic Output adjustment: -30dBv to 0dBv
Mic Out Impedance: 600W balanced
Earphone Out adjustment: -48dBv to 0dBv
Earphone Out Impedance: 36W
Battery: 1-9V Alkaline
Dimensions: 62W x 22D x 106H mm
Weight: 200g

Transmitter:
Frequency Range: 25 VHF Channels (169.505 - 197.325 MHz)
Frequency Response: 40Hz to 18KHz (+/- 3dB)
Audio Distortion: less than 1.0% (+/- 15K deviation)
Dynamic Range: better than 100dB
S/N Ratio: better than 95dB
Operating Temperatures: 0o C to 45o C
Operating Range: 100m under ideal conditions
Oscillator: Crystal Controlled
Type of Emission: FM
Antenna: Internal Antenna
Microphone Unit: Unidirectional Dynamic
RF Output Power: 10mW
Input Impedance: 8 ohms
Audio Adj. Range: n/a
Battery: 1 (AA)
Battery Life: 8 to 10 Hours with Alkaline Battery
Dimensions: 62mm( D) 221mm(L)
Weight: 213g Without Battery

111R
31HT