Handheld Acoustic Imager – 64-Channel Ultrasonic Leak Detector & Partial Discharge Tester with 12MP Camera, 2kHz~100kHz, WiFi/Bluetooth, Gas Leak Estimation

Product Name Handheld Acoustic Imager

Model 956D

Sensor Type MEMS digital microphone

Sensor Sensitivity -26±1 dBFS

Number of Sensor Channels 64 channels

Frequency Range 2 kHz to 100 kHz

Detection Range 0.3 m to 50 m

Imaging Frame Rate ≥25 FPS

Positioning Accuracy ≤1 cm @ 1 m, 40 kHz

Leak Detection Sensitivity ≤0.05 L/min @ 6 m, 1.2 bar

Gas Leak Estimation Supports estimation of leak rate and leak loss

Acoustic Spectrum Supports spectrum plot display

Data Analysis Supports on-device analysis and report generation

Visible Light Camera Resolution 12 million pixels (12MP)

Visible-light camera field of view 72°±3°

Visible-light camera focal length Fixed focus 3.9 mm

Image resolution 640 × 480

Video resolution 640 × 480

Storage capacity 8 GB (supports TF card expansion, up to 512 GB)

Screen size 3.5-inch LCD screen

Screen resolution 640 × 480

Screen brightness adjustment Supports manual adjustment (1%–100%)

Imaging modes Single-source, multi-source, acoustic holography

Imaging area Full screen / central area (adjustable size)

Imaging colours Rainbow, iron red, incandescent, etc.

Product dimensions 243 × 98 × 64 mm

Product weight 550 g

Battery capacity 5000 mAh, 3.7 V (2 removable lithium-ion batteries)

Charging method Type-C port charging (direct charging of the unit or batteries)

TF card slot Supported, up to 512 GB

Fill light Supported

Buttons Full-function buttons

Wi-Fi Supports IEEE 802.11a/b/g/n/ac 2.4 GHz & 5 GHz

Bluetooth Supported (BT 4.2)

System Updates Supported

File Transfer USB / Wi-Fi (FTP) / Bluetooth

Sleep Mode Supported

Operating Temperature -20°C to +55°C

Storage Temperature -30°C to +65°C

Operating Humidity 10% to 95% (non-condensing)

Tripod Mount Supported (UNC 1/4-20)