Type: GCC-35/200
Resonant frequency: fL: 35±1KHz ; fH: 200±4KHz
Bandwidth: ΔfL ≥ 3KHz; ΔfH ≥ 5KHz
Reception pressure sensitivity: MLL ≥-181dB, MLH ≥- 195dB
Sending sound level: SvLL ≥ 164dB; SvLH ≥ 173dB
Directional angle: 2өL = 20±1.5°, 2өH = 8±1°
Outside size: Ф67×30mm