Specifications: Type: Prism binoculars Magnification: 10x Objective Lens Effective Diameter: 1.7"
Filter Size: 2.0"
Real Field of View: 6.5° Apparent Field of View: 65° Objective Lens Construction: 4 elements in 3 groups (including protective glass, UD Lens) Eyepiece Lens Construction: 7 elements in 5 groups Exit Pupil Diameter: 0.2"
Eye Relief: 0.6"
Prism Type: Porro
Features: USB wall charger provides 4 high-speed charging ports, equipped with 20W PD fast charging technology and QC 40W powerful output, all 4 ports can provide fast charging for your devices, really save your time and provide a more tidy working space.
Specification: ELEMENT: Fixed-charge back plate, permanently polarized condenser
POLAR PATTERN: Cardioid
FREQUENCY RESPONSE: 20-20,000 Hz
OPEN CIRCUIT SENSITIVITY: -37 dB (14.1 mV) re 1V at 1 Pa
IMPEDANCE: 100 ohms
MAXIMUM INPUT SOUND LEVEL: 144 dB SPL, 1 kHz at 1% T.H.D.
NOISE: 20 dB SPL
DYNAMIC RANGE (typical): 124 dB, 1 kHz at Max SPL
SIGNAL-TO-NOISE RATIO: 74 dB, 1 kHz at 1 Pa
PHANTOM POWER REQUIREMENTS: 48V DC, 2 mA typical
OUTPUT CONNECTOR: Integral 3-pin XLRM-type
Dimension: 6.38" (Long) x 2.05" (maximum body diameter)